AM ERICAN D Y E ST U FF R E PO R T E R 44E

American Dyestuff Reporter

I N D E XTO

V OLU M E X

January 2, 1922, to June 19, 1922, Inclusive[Note—Extra copies of this Index may be obtained, without charge, by addressing Howes Publishing

Company, 4109 Wool worth Building, New York City.]

Subject Index

S u b jec t P ag eA b s t rac t s of A. C. S. D y e D iv is ip n P ap e rs , S p r in g M e e t in g ................... 367A cety l Silk : T h e D y e in g of ( B r i g g s ) ................................................................ .. 42A cid C o lo r s : D y e in g Co t to n Clo th in Cold and Slight ly W a rm e d

B a th s with ( S a n s o n e ) ......................................................................• ........... .. 220Acid C o lo r s : P iece D y e in g of L a d ie s ’ D ress Goods and C oa t ings w i th :

(B. T . C.)[S ee u n d e r “ P iec e” ]

Acid on C o t t o n Cellu lose, and an Im p r o v e d M e th o d of T e s t in g for O x y c e l lu lo s e : O n the A c t io n of D ilu te S u lp h u r ic ( K n e c h t andT h o m p so n ) .......................................................................................• 8

A cids U sed in the T r e a tm e n t of T e x t i l e F a b r i c s : O rg an ic ( H a l l ) . . . . 298A. C. S. D y e Div is ion Papers , S p r in g M e e t in g : A b s t r a c t s o f ................ 367A f te r -C h ro m in g of W o o l (C la f l i n ) .......................................................................... 397A le x a n d e r : S i r W i l l i am , on Co-opera t ion as M eans for D efea t ot

G e rm a n D y es tu f f A im s ....................................................... .............. ............... . 95A m er ican A ssocia tion of Tex ti le C hem is ts an d Colorists . [See u n d er

“ P ro ceed in g s .” P rov is iona l test m e th o d s of the Research C o m ­m i t tee a re li st ed u n d e r “ S ilk ,” “ W o o l , ” an d “ C o t to n .” ]

A m sd en , J a m e s L . : O b i t u a r y ..................................................................... 160App lica tion of D y es tu f f s : A F ew of th e I m p o r t a n t F a c to r s Affec ting

th e ( P u l n a m ) ............................................................................................................. ! 8 1

Subjec t P ag eChlorine, w ith Compar isons of T h e i r B le ach ing A c t io n : N otes on

H y p o ch lc ro u s Acid and ( T a y l o r ) .................................................................. 329Cleanliness in the S couring of Texti les (S ch o f ie ld ) ....................................... 295Clo u d ed n ess : S om e Causes of S hadedness and (Jo h n so n , F. E . ) . . . . 340Cloudy Goods: T h e Causes for Shady and for ( B u m e ) ............................. 337Colo r R eactions for the Iden t if ica tion of A n th race n e V a t D yes ( M u r ­

ray) ......... 159Cons t ruc t ion , D yeing and F in ish in g of H o m esp u n s ( T e m p l e t o n ) ............ 401C ontro l of Dyes tu ff S to c k s .......................................................................................... 73C o t t o n : A. A. T. C. C. P rovis ional M eth od on F as tn ess to W ash ing ,

Soaping , L a u n d e r in g and F u ll ing of D yed and P r in te d CottonA g a in s t W h i te C o t t o n .......................................................................................... -143

C o t to n P iece G oods : Th e P a d d e r in the D ye in g of ( K a e p p l e r ) ............... 456Co t to n Cellulose, and an Im p ro v e d M eth o d of T e s t in g for O x y ce l lu ­

lo se : On the A ction of D ilu te Su lp hur ic Acid on (K n ech t andT h o m p so n ) ............................................... 8

Cotton : Chem ical Cons t i tuen ts of R aw ( F a r g h e r and W i t h e r s ) ............ 116C o t to n Clo th in Cold and Slight ly W a rm e d Ba th s w i th Acid Colo rs :

D y e in g ( S an so n e ) ................... 2 2 0C o t to n G oods : Contro l of Ch lo r ine in the B le aching of ( S c h r o e d e r ) . . 300 C o t to n P iece G o o d s : N o te s on the D y e in g of D ir ec t Blacks on ( S a n ­

sone) ............................................................................ 402C o t t o n : T w o-C olor Ef fec ts on Silk a n d (P ie rc e ) ......................................... 40

B DBas ic D y es to L i g h t : F a s tn e s s of ( E m m o n s ) ................................................... 265B ib l iography of L i t e r a t u r e on the F a s tn e s s of D yes ( M u r r a y ) .............. 123B le ach -H o u se P r o c e s s e s : C o n tro l of ( E a s t m a n ) —

P a r t I V ............................................................................. ............................; ................ 114B le ach in g A c t io n : N otes on H y p o ch lo ro u s Acid and Chlor ine, with

C o m p a r iso n of T h e i r ( T a y l o r ) ...................... .• • • : .............................. ............3529B leach ing of C o t to n G o o d s : C o n tro l of Chlo r ine in the ( S c h r o e d e r ) . . 300

CC arb o n P a p e r : M a n u f a c tu r e of T y p e w r i te r R ib b o n s and ( H a s s e t t ) . . 403C ause of N ibs a n d Lous iness in Dyed Silks ( L e w i s ) .................................. 327C h a r t s for th e D y eh o u s e (G o ld th w a i t and H o f f ) ............................................. 325Chemica l A sp e c ts of W a te r -p ro o f in g and M ildew-proofing Tex ti le F a b ­

r ic s : Som e [ A b s t r a c t ] ( A d a m s , VV. H . ) .................................................... 334Chem ica l C o n s t i t u e n ts of Raw Co t to n ( F a r g h e r and W i t h e r s ) ............ 116Chem ic a l F i r e H a z a r d s ( G r i e r ) . . . . . . . . . . . . . . . . . . .......................... 440C h e m is t : L o g a r i th m ic C o n s ta n t s for the T e x t i l e ( P e n s e l ) ........................ 4C h lo r in e in th e B le ach ing of Co t to n G o o d s : Co n tro l of ( S c h r o e d e r ) . . 300

Decimal P o u n d s , or M etr ic W e ig h ts ( G o l d t h w a i t ) ......................................... lD ev e lo p m en t of Test s for the F as tn es s of Dyes tuffs ( M u r r a y ) ............ 231Differen tial R ed u c t io n of V a t D yes ( M u r r a y ) ............................. ................... 1 7D irec t Blacks on C o t to n P iece G oods : N o te s on the D y e in g of ( S a n ­

sone) ............................................................................................... .............................. 402D res s F a b r i c s : D y e in g W o r s te d ( M a t o s ) ........................................................ 3 88D r y in g M ach in e ry : New Line o f .............................................................................. <;D y e h o u s e : C h ar t s for th e (G o ld th w a i t and H o f f ) ............................... .. . . . 325D y e h o u s e : Guessw ork in t h e ...................................................................................... 22 8D y e h o u s e : T h e J o b ( B r a i n e r d ) .................................................................... .. 361D y e I m p o r t s G ran ted by U. S. T re asu ry D e p t . : Licenses for

[See u n d e r “ L icen ses” !D y e P l a n t : Safety in t h e ............................................................................................. 47Dye So ap ( B r a i n e r d ) ............................................................... ................ ..................... 3D y e in g : A H is to r ic a l Survey of ( B a r r a d o u g h ) ..................... .. 80D yein g and F in i s h in g of H o m e s p u n s : T h e C o n s t ru c t io n , (T e m p le to n ) 401D y e in g and P r in t i n g of F o u l a r d s ........................................................................D y e in g : Causes of I 'n e v e n n e s s in T o p ( S p e n c e r ) ........... . . . . ! .............. 340D y e in g Cot to n Cloth in Cold an d S ligh t ly W a rm ed B a th s with Acid

Colo rs ( S an s o n e ) ......................................................................................... .>on

440 AM ERICA N D Y E S T U F F R E PO R T E R

S u b jec t P a g eD y e in g of D i rec t B la ck s on C o t to n P iec e G o o d s : N o te s on the (San-

sone) ................................................................................................................................ 402D y e in g : I m p u r i t i e s in W a t e r W h ic h Affect . ( H a d f i e l d ) ............................. 75D y e in g of A ce ty l Silk ( B r ig g s ) ................................................................................ 42D y e in g of L a d ie s ’ D r e s s Goods a n d C o a t in g s w i th Acid Co lo rs - ' P i e c e

(B . T . C.)LSee u n d e r “ P iec e” ]

D y e in g of Sh o d d y M ate r ia ls ( S i d e b o t t o m ) ......................................................... 253D y e in g of C o t to n P iece G o o d s : T h e Padcler in th e ( K a e p p l e r ) ............ 4 5 6D y e in g : Som e E x p e r ie n c e s w i th U n ev en W a r p ( H a s k e l l ) ........................ 339D y e in g : Te ch n ica l and P rac t ica l F a u l t s in W o o l ......................................... 259D y e in g W o o l a n d W o r s t e d P ie c e s : N o te s on ( K n o x ) ............................... 369D y e in g W o o i as R aw Stock ( B a t t y e ) .................................................................... 435D y e in g W o o len s a n d W o r s t e d s : Piece ( F i s k ) ................................................ 151D y e in g W o r s t e d D r e s s F a b r i c s ( M a t o s ) ............................................................... 383D y e in g s : S u g g es ted M eth o d for F il ing S am p le (A d am s , E. W . ) .......... 433D y e s : A Bib l iography of L i t e r a t u r e on the F a s tn e s s of ( M u r r a y ) . . . . 123Dyes, and T h e i r U se : R ed u c t io n V at ( H a d l e y ) .............................................. 289D y e s : Co lo r R ea c t io n s for the Id en t i f ica t io n of A n th race n e V at ( M u r ­

ray ) .................................................................................................................................. 159D y e s : D if ferent ia l R ed u c t io n of Vat ( M u r r a y ) ............................................. 17D y e s : T e s t in g and S ta n d a r d iz in g ( G r e e n h a l g h ) .................................... . . . . 381D yes to L i g h t : F a s tn e s s of Bas ic ( E m m o n s ) .................................................. 265D y es tu f f s : D ev e lo p m en t of T e s t s for th e F a s tn e s s of ( M u r r a y ) ............ 231D y es tu f f s : A F e w ot th e I m p o r t a n t F a c to r s A ffec ting the Applica tion

of ( P u t n a m ) .............................................................................................................. 181D yes tu f f S to c k s : T h e C ontro l o f ............................................................................. 73

EE D I T O R I A L S [T i t le s in so m e cases a r e ab b rev ia te d ] —

A L eaf from th e G e rm a n B o o k ............................................................................. 2 1T h e I n d e x ....................................................................................................................... 21T h i s I s s u e ....................................................................................................................... 2 1E x p lan a t io n s A re W a n t e d ......................................................................................... 221922 22B r i t i s h l )y e C o n su m ers and the L icen s in g S y s t e m .................................. 53I n te r n a t io n a l Business and th e E x c h a n g e S i t u a t i o n .................................. 54T h e E n g l ish C olour I n d e x ........................................................................................ 55I n R e t r o s p e c t—and P r o s p e c t .................................................................................. 89“ W h e r e T h e r e ’s a W i l l—■” ....................................................................................... 90A C o n s t ru c t iv e C o n tr ib u t io n to th e D y e L eg is la t io n C o n t r o v e r s y . . 91T h e D y e I n v e s t i g a t i o n ................................................................................................ 125R esea rc h and the A. A. T. C. C ........................................................................... 127D is t r ib u t io n of R e p a ra t io n C o lo r s ...................................................................... 161A n I ll -T im ed D e m a n d .................................................................................................. 162A m u s in g , P e rh ap s , b u t N o t I m p o r t a n t .............................................................. 163W h a t Does S en a to r K in g W a n t ? ......................................................................... 19 7A D is t in c t io n ................................................................................................................. 233“ T h e W o r l d D o M o v e” .............................................................................................. 233T h e 1923 Silk E x p o s i t i o n ........................................................................................ 235I m p ro v e d P ro sp e r i ty T h r o u g h Im p ro v e d C omm ercia l S t a n d a r d s . . . . 235P ro c e e d in g s of the A. A. T. C. C ........................................................................ 273T h e P ro p o se d Ex ten s io n of L i c e n s in g ................................................................ 273T h e Goal of C o a l -T a r Chem ical R e s e a r c h ........................................... . . . 274Capi ta l ize the Silk Show and Silk W e e k P u b l i c i t y .................................. 275T h r e e F u l l Y e a r s ....................................................................... 303“ T h e N e x t B es t T h i n g ” ............................................................................................ 304I n d u s t r ia l I n s u r a n c e ................................................................................................. 355W e lc o m e to th e K n i t t i n g A r ts E x h i b i t i o n ....................................................... 391F a rew e l l to th e D y e I n v e s t i g a t i o n ..................................................................... 392A N ew Lesson from I t a l y ........................................................................................ 4 1 1A W e lc o m e H e lp to Chem ical I n d u s t r y .......................................................... 411A n Allied I s su e ............................................................................................................ 412A Br it ish W a r n i n g ....................................................................................................... 453C o m p e t i t io n from R ep a ra t io n C o l o r s ................................................................ 454T h e I n d e x ......................................................................................................................... 454

Effec t of S co u r in g and B le ach ing upon the S t r u c tu r e and S t ren g th ofC o t to n F ab r ic s ( H u e b n e r ) .................................................................................. 1 90

E lec t ro m e t r i c T i t r a t io n as a M ean s of D e te rm in in g the F r e e Sodium S u lph ide in a S u lp h u r Black D y e Ba th [ A b s t r a c t ] (Russe ll andA rn o ld ) . ..................................................................................................................... 343

E x t ra c t io n of O i ls and Soap from T h ro w n Silk ( M u d g e ) ........................ 377

I N Q U I R Y I) E 1 * A R T M E N T —])yes for H ig h -G rad e W o o d S t a i n s ........................ ..........................H e a th e r - M ix Effec ts on Cotton and Silk H o s i e r y ............... -•D y e in g W o r s te d Cloth with U n res i s ted Silk S t r i p e s . . . . . .C h an g e of T o n e in Dyed M ate r ia ls U n d e r Art ificia l L ig h tA nil ine Bla ck on Cot to n and S i l k .....................................................D y es for L ig h t T in t s on Silk and C o t t o n ..................................Bo il ing Off Half-S ilk H o s i e r y ........................................... ................Dyes tu f fs for F a n c y S h ad es on W ool to S ta n d F u l l i n g . . . .Bas ic D yes for W o o l ......... .......................................................................L u s t e r in Sized Coarse T w i n e s ..............................................................R ed y e in g F ad ed W o o len G a r m e n t s ..................................................R em o v in g D y e S ta in s from H a n d s ..................................................A f te r -C h ro m ed Black on W o o l S h o d d y .........................................C h ro m in g S u lp h u r Black o n C o t t o n ..................................................D yes tu ff for I r o n Gal late I n k ............................................................D y e for C o lor ing G e la t i n e .....................................................................S t r ip p in g Acid Dyestu ffs from W o o l ................................................Dyes tu f fs for T u s s a h S i l k .......................................................................D yes for C h ro m e -T an n ed L e a t h e r .......................................................A f te r - T r e a tm e n t with C h ro m e and B lu e s t o n e ...............................D es ig n a t io n s of P r e - W a r D ev e lo p e rs ................................................S of tene r with S u lp h u r B la cks in F r a n k l in M a c h i n e ...............Soluble M o rd an t for G e la t in e ...............................................................A f te r -C h ro m in g for P r e v e n t io n of T e n d e r i n g ............................W o r s te d P ieces with R es is te d Silk E f f e c t s ..................................P r in t i n g I n k s ................................................... ............................................D yes for F ea th e r s ......................................................................................D yes for Co lor ing C oated P a p e r s ......................................................Deep Brow n for W ool W a s t e ..............................................................Mfrs. of Ace ty l S i l k .................................................................................F a n c y Shades with F a s t Acid C o lo r s .............................................N a v y Blues on Cot to n F a b r i c s ..............................................................D y es on T h r e a d Silk F a s t to H o t Soap and L i g h t .................Bas ic D yes on U n m o r d a n te d C o t to n ............................................ .M e ta to lu y len ed iam in e ...............................................................................K a th e to n T a n on Raw Co t to n S t o c k ..............................................Artificial Silk L a c e ...................................... ...............................................D yes for Co t to n to S tan d W e a k Chlo r ine E l e a c h .....................“ L im e P o t s ” for C lean in g H a n d s .......................................................S u lp h o n a ted Oil on L e a t h e r ...................................................................M eth y l Viole t G ro u n d in C as to r O i l ................................................“ P a r a T o n e r ” ...............................................................................................S t r ea k s on Silk H o s i e r y ..........................................................................Rem oval of P u r e M inera l O i l ................................................................D ye ing- Cheap Black F u r s .....................................................................W a shab le Shades on Viscose A rt Silk Y a r n ..................................

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137138 175 175 175 175 208 208 209 209 243 243243244 244 267267268 268 268 306 306 359 359 359 359 359 419419420 420

JJ a p a n ’s D r u g and Dyestuff P ro tec t ion L e g i s l a t io n : F i r s t Complete

Tra n s la t io n of ........................................................................................................... 61Job Dvebouse ( B r a i n e r d ) ............................................................................... ............. 361

KK ie r Boi l in g : P rac t ica l S cie nce of (W ee d o n ) 37

LL I C E N S E S F O R D Y E I M P O R T S G R A N T E D B Y U. S. T R E A S ­

U R Y D E P A R T M E N T —D ecem ber , 1921 ........................................................................................................... 48J a n u a r y , 1922 ............................................................................................................... 129F eb r u a r y , 1922 237M arch 1922 .................................................................................................................. 318

L i g h t : F as tn es s to ( P i e r c e ) .......................................................................................... 222L o g a r i th m ic C o n s tan t s for th e Tex ti le Chem is t ( P e n s e l ) ........................... 4

FF as tn es s of Bas ic D yes to L ig h t ( E m m o n s ) .................................................. 265F a s tn e s s of Dyed Silk to W a sh in g , S co u r in g and F u l l i n g : A. A. T.

C. C. P rov is io nal M e th o d o n .................................................. .......................... 374F a s tn e s s of D yed W ool to F u l l ing , S co u r in g and W a s h i n g : A. A. T.

C. C. P rov is io nal M eth o d o n ............................................................................ 332F a s tn e s s to W a sh in g , Soaping , L a u n d e r in g and F u l l in g of D yed and

P r in ted Co t to n A g a in s t W h i t e Co t to n : A. A. T. C. C. Provis ionalM eth o d on ................................................................................................................ 443

F a s tn e s s of D y e s : A B ib l io g rap h y of L i te ra tu re on ( M u r r a y ) ............ 123F a s tn e s s of D yes tu f fs : D ev e lo p m en t of T e s t s to r th e ( M u r r a y ) . . . . 231F a s tn e s s to L ig h t ( P i e r c e ) ........................................................................................... 222F in i s h in g of H o m e s p u n s : T h e Cons t ruc t ion , D y e in g and (T e m p le to n ) 401F i r e H a z a r d s : Chem ical ( G r i e r ) ....................................................... 440F O R E I G N T R A D E O P P O R T U N I T I E S —

173, 244, 26 8, 308, 352, 420 F o u la r d s : D y e in g and P r in t i n g o f . ..................................................................... 84

GGreen-Schu lt z and Scl iu ltz -Green N u m b e r s : A C ro ss - In d e x of

( W a le s ) ....................................................................................................................... 461G uessw ork in the D y e h o u s e ........................................................................................ 228

MM a ch in e ry : N ew L in e of D r y i n g .......................................................................... 6M an u fac tu re of T y p e w r i te r R ibbons and C arb o n P a p e r ( H a s s e t t ) . . . . 403 M E N O F M A R K I N T H E D Y E S T U F F F I E L D —

Crossley , M. L ................................................................................................................ 30Rose. Dr. Rober t E ...................................................................................................... 207S co tt , W a l te r M ........................................................................................................... 310W o o d , l ’ercival J ........................................................................................................... 102

M ercer iza t io n [A b s t ra c t ] ( C h a s e ) .......................................................................... 52M e rce r iz in g : W a r p Y arn ( S t e a d ) ......................................................................... 437M etr ic W e ig h t s : Decimal P o u n d s , or ( G o l d t h w a i t ) ......................................... IM icro sco p e : An I m p o r t a n t Indus t r ia l I n s t r u m e n t in Analysis , T e s t ­

ing and M a n u f a c t u r e : Th e ( J o h n so n . A. K . ) —P a r t I ................................................................................................................................ 145P a r t I I ............................................................................................................................. 184P a r t I I I ............................................................................................................................ 257P ar t I V ....................................... 290

Mildew-proofing Tex t i l e F a b r i c s : Some Chem ical A spec ts of W a t e r ­proofing and [A b s t ra c t ] (A d am s , W . H ) ................................................... 334

M il l in g : Sco u r in g and ( S c h o f ie ld ) ......................................................................... 349M o rd a n t in g W ool for H e m a t i t e ( C r a v e n ) .......................................................... 406

HH e m a t in e : M o rd a n t in g W o o l for ( C r a v e n ) ....................................................... 406H is to r ic a l Survey of D y e in g ( B a r r a c l o u g h ) ....................................................... 80H o m e s p u n s : T h e C ons t ruc t ion , D y e in g and F in ish ing of ( T e m p le to n ) 401H y d r o - E x t r a c to r s : T h e i r U s e and A b u se ( S t e p h e n s ) .................................. 458I ly p o c h lo ro u s Acid and Chlorine, w ith C om par isons of T h e i r B le ach ing

A c t i o n : N otes on ( T a y l o r ) ............................................................................... 329

II m p o r t s G ran ted by U. S. T r e a su r y D e p t . : L icenses for Dye

[S ee u n d e r “ Licenses” ]

NN ib s a n d Lous iness in D yed S i lk : Cause of ( L e w i s } .................................... 327N otes on D y e in g W ool and W o rs te d Pieces ( K n o x ) .................................. 369N o tes on the D y e in g of D irec t Blacks on Cotton P iece Goods (San-

so n e) .............................................................................................................................. 402

OOils and Soap from T h r o w n S i lk : E x t rac t io n of ( M u d g e ) .................... 377O x y c e l lu lo s e : O n the Action of Dilu te Su lp hur ic Acid on Cotton

Cellulose, and an Im p ro v ed Method of T e s t in g fo r : ( K n e c h t and T h o m p so n ) ................................... *........................................................................... 8

AM ERICAN D Y E ST U FF R E PO R T E R •EL?

PS u b jec t P ag e

P a d d e r in the D y e in g of Co tton P iece Goods ( K a e p p l e r ) ........................ 456P A T E N T S [T i t le s in some cases a re abbrev ia ted] —

G reen Acid D y e s tu f f s .................................................................................................. 34G reen D yes tu f f ............................................................................................................. 34Arti ficial S ilk ............................................. ’............. 34C lo th o m e te r G au g e .................................................................................................... 34M ercer iz in g H o se ...................................................................................................... 34D e g u m m in g Tex ti le F ib e r s ................................................................................... 34Ch lo r in e C ontro l ......................................................................................................... 34D yes tu f f ........................................................................................................................... 3 1Arti ficial T e x t i l e F a b r i c ............................................................................................. 34T r e a t m e n t of V eg e tab le F i b e r s ............................................................................. 34T r e a tm e n t of V ege tab le F i b e r s ............................................................................. 35M - N i t ro -P -C reso l ........................................................................................................ 35D y e in g M ach in e ........................................................................................................... 35W ool - like E ffec ts on Co t to n F a b r i c s ................................................................ 35P 'i reproofing T e x t i l e F a b r i c s ................................................................................... 35Colo red N it roce l lu lose C o m p o u n d s ..................................................................... 35D y e in g M ach in e ............................................................................................................ 35F ib e r P r o d u c ts ............................................................................................................. 35T r e a tm e n t of V eg e tab le F i b e r s ............................................................................. 35D y e in g F ib ers , T h re ad s , F a b r i c s ............................................................................ 36P ro ces s of D y e i n g ......................................................................................................... 36P re c ip i ta t in g Viscose ................................................................................................. 36U n ra v e l in g K n i t t e d G o o d s ..................................................................................... 36P lea t in g W a l l for Coke O v e n s ............................................................................... 36T a k e - U p M ech an ism for K n i t t in g M a c h i n e s .................................................. 36Y a r n S evering and C lam p in g Devic e for K n i t t in g M a c h i n e s ................. 36K n i t t i n g M ach in e C o n s t r u c t io n ............................................................................ 69S to p M o t io n for K n i t t in g M a c h i n e s ..................................................................... 69M a c h in e fo r T r e a t in g Co t to n ............................................................................... 69Clo th F in i s h in g ........................................................................................................... 69D y e in g Y a r n s ................................. 70W a r p i n g a n d B ea m in g M a c h i n e .......................................................................... 70F ib e r C o n d i t io n in g ...................................................................................................... 70P r e p a r a t io n of K n i t t e d F a b r i c s ....................... 70H a n d W h e e l D o o m M e c h a n i s m ............................................................................ 71P 'eed ing M ech an ism for H o s ie ry P r e s s e s ........................................................ 71P i le F a b r ic F r a m e ........................................................................................................ 71H a lo g e n a t io n of A n th raq u in o n e D e r iv a t iv e s ................................................. 71C o m p o u n d in g Colors ................................................................................................. 71C o lo r in g M ach in e ...................................................................................................... 72P a ra n i t ro a n i l in e f rom P a r a n i t r o a c e ta n i l id ........................................................ 72S a lv a g e T r i m m e r for L o o m s ................................................................................... 72Cellulose f rom V egetab le M a t t e r .......................................................................... 107T r e a t m e n t of C e l lu lo se ............................................................................................... 107C h ro m iu m C o m p o u n d s of Azo D y es tu f f s .......................................................... 107C o a t in g F a b r ic w i th V u lcan izab le P la s t i c M a te r i a l .................................. 107C o lo r Compos it io n ............................................................................................ . . . 107F a b r i c S t r ip p in g M a c h i n e ........................................................................................ 107D r y in g and S h ap in g La ce H o s i e r y ..................................................................... 107B le ach in g C o t to n ......................................................................................................... 107K n i t t i n g M ach in e ........................................................................................................ 107Slic ing M echan ism for C ircu la r K n i t t in g M a c h i n e .................................... 103T h r e a d C arr ie r S to p M echan ism for C irc u la r K n i t t in g M a c h i n e s . . . 108T u c k in g and D r o p S t i t ch M echan ism for K n i t t in g M a c h i n e s .............. 108C o k in g R e to r t O v e n .................................................................................................... 108R eg e n e ra t i v e Coke O v e n .......................................................................................... 108W a r p D y e in g M a c h i n e ................................... 108T r e a tm e n t of Ar tif ic ia l G oods from V is c o s e ................................................. 139W a r p D y e in g B e a m ...................................................... 140B le ach ing T e x t i l e F ib e r s and F ab r ic s and T i s s u e s ................................... 140P ro ces s of B le ach in g M a t e r i a l ............................................................................ 142M a c h in e for M a k in g Tu l le ...................................................................................... 143D y es tu f f s D y e in g on M o r d a n t .............................................................................. 144C o k e-O v en H e a t in g W a l l ....................................................................................... 176P urif ic a tion of A n t h r a q u i n o n e ............................................................................... 176P urif ic a tion of C ru d e A n t h r a c e n e ....................................................................... 176T u b u l a r F a b r ic s ..................... 177D r a w in g T u b e for R in g S p in n in g M a c h i n e s . . . . ........................................ 178B ea te r for C o t to n P i c k e r s ..................................................................................... 179A ce t ic A n h y d r id e ......................................................................................................... 180D y e in g A p p a r a tu s ........................ .. . . . .................................................................. 209A p p a r a tu s for T re a t in g W ool , S lu b b in g Yarns , e t c ................. 210C o a t in g F a b r i c s ............................................................................................................ 211D y e in g M a c h in e ........................................................................................................... 212V a t Dyestuffs ................................................................................................................. 213Azo D yes .............. 214A p p a r a tu s for Artificial S i l k . . . ........................................... . . . .......................... 215D e te rm in i n g Q u a n t i ty of Chemica l to Be Added to U n i t V o lum e of

W a t e r to P i t I t fo r U se in the A r t s ....................... 215D y e in g M ach ine ........................................................................................................... 246F ra c t io n a l D is t i l l ing A p p a r a t u s ............................................................................. 247Colo r Iden t i fy in g A p p a r a t u s ................................................................................. 249F i b e r T r e a t in g M a c h i n e ......................................................................................... 271A p p a ra tu s for D y e i n g . . . . . . .................................................................................. 271Vert ica l R e to r t fo r C a rbon iz ing C o a l ................................................................ 277C a rd in g or S t r a ig h te n in g the F ibe rs of C o t t o n ............................................ 311Artif ic ial Goods f rom V isco se .............................................................................. 312M a n u fa c t u re of R e so rc in o l ..................................................................................... 313M ach ine for Spinn ing . W a sh i n g and D yeing Viscose T h r e a d s ............ 314T e x t i l e D r y in g M a c h i n e ......................................................................................... 315K n i t t i n g M ach in e ....................................................................................................... 353O r th o - o x y m o n o a z o D y es ......................................................................................... 354O r th o - o x y a z o D y es .................................................................................................... 387A z o D y es ........................................................................................................................ 388O r th o -o x y azo D y es for W o o l . . ............................................................................. 389C lo th P l a i t i n g o r P i l i n g M a c h i n e ........................................................................ 389P ro cess of D y e i n g ......................................................................................................... 390B le ach in g P o w d e r ........................................................................................................ 413S u ed e C o t to n C l o t h . ................ 414Dyes tu f fs of th e In d ig o S e r ie s ............................................................................... 415D eco m p o s in g Soapy W a t e r s .................................................................................... 416B ro w n D y e .................................................................................................................... 417Alkyl Anil ines ............................................................................................................... 417

P iece D y e in g of L a d ie s ’ D res s Goods and C o a t in g s w i th Acid Colors (B . T . C . ) —

P a r t I .................................................................................................................................. 217P a r t I I .................................................... 255

P iece D y e in g W o o len s a n d W o r s t e d s ( F i s k ) ..................................................... 151P iece G o o d s : Ex p e r ien ce s w i th S h ad y ( P u t n a m ) ........................................... 341

Subjec t P ag eP l a n t : Safet> in th e D y e ............................................................................................ 47Pongee Silk T roub les ( L o e b l ) ................................................................................... 439P rac t ica l Science of K ie r Boil ing ( W e e d o n ) ........................................................ 37P r in t i n g of F o u la r d s : D y e in g a n d .......................................................................... 84P R O C E E D I N G S O F T H E A M E R I C A N A S S O C I A T I O N O F T E X ­

T I L E C H E M I S T S A N D C O L O R I S T S —9, 49, 85, 121, 157. 193, 229, 331, 37 3, 441

RR ed u c t io n of V a t D y e s : Different ial ( M u r r a y ) ............................................. 17R ed u c t io n V a t Dyes, and T h e ir U se ( H a d l e y ) ............................................... 289R E V I E W S [Ti tles in some cases are abbrev ia ted] —

P r esen ce of Acids in C l o t h ...................................................................................... 32Som e Uses of H y p o ch lo r i tes in Tex ti le M i l l s .............................................. 32New P rocess of S co u r in g and B le a c h in g ......................................................... 33Artif ic ial Silks ............................................................................................................ 33Prin cip les of W ors te d S p in n in g ........................................................................ 33M an u fac tu re of V a t D y e s ....................................................................................... 33Coke O ven and By-product W o rk s C h e m is t ry ............................................... 67The Carboniz ing P ro c e s s .......................................................................................... 67Glossa ry of Tex ti le T e r m s ........................................................................................ 67C o t ton Spinn ing .......................................................................................................... 08Ble ach ing ........................................................... 68Cotton F a c t s ................................................................................................................ 1 06T h in Boi l ing S ta r c h e s ............................................................................................... 1 06Dress, Blouse and Cos tum e C lo t h s ...................................................................... 106F u n d a m e n ta l s of Colo r Researc h for T e x t i l e s ............................................... 138A lp h a-A m in o an th raq u in o n e ..................................................................................... 138System a t ic Q ua l i ta t ive Chemical A n a ly s i s ...................................................... 139Boiled-Off L iq u o r in the D y e B a t h ............................................ 1 7 3P a te n ts and Chemica l R e s e a rc h ............................................................................. 1 7 4M an u al of S tan d a rd P r ac t ice for the Power L a u n d ry W a s h r o o m . . 174Tex ti le Raw M ate r ia ls and T h e ir Convers ion in to Y a r n s ................... 208Applica tion of th e P r in c ip le s of Efficiency to the Teach in g ot

C hem is try ................................................................................................................... 208T h e P o p u la r Chemical D ic t io n a r y ......................................................................... 242Tex ti le M athemat ic s . P a r t I I .............................................................................. 242T h e J u t e I n d u s t r y ......................................................................................................... 242T h e Cotton I n d u s t r y in F r a n c e ........................................................................... 242Tex ti le M ach ine D r a w i n g ......................................................................................... 243T r a i t de T issage au J a c q u a r d ........................................................................... 243Book of the W o r ld Cot to n C o n feren ce .............................................................. 269Dis ti llat ion Princip le s and P r o c e s s e s ........................................................ . . . 270In t ro d u c t io n to Tex t i l e C h e m is t r y ......................................................................... 270F u n d am e n ta l P rocesses of Dye C h e m is t r y ...................................................... 307F i r e H a z a r d s in Chemica l P l a n t s ............................................. 3 3 5L u b r ica t io n of W o o l ..................................................................................................... 386P a te n t s and Chemica l R e s e a rc h ................................................................................386D ecor t i ca t ion of F ib ro u s P l a n t s .................................................................. 386Y arn P r in t i n g .....................................................................................................’ ’ ’ * 3 3 7Some O bse rva t ions on th e Behavio r of Oxidized C e l l u l o s e . " ! ! ! ! ! ! ! 418T r a n s p a r e n t Effects on C o t t o n .............................................................................. 4 1 sB leaching ................................................................................................’ " . ’ ! ! ! ! ! ! ! 419

SSafety in th e D y e P l a n t ...............................................................................................S chult z-G reen N u m b e r s : A C ro ss - In d ex of Green-Schu lt z and

( w a l e s ) .......................................................................................................................S co u r in g and Mil l ing ^Schof ie ld ) .............................................................................Scour ing of T ex t i l e s : Clean liness in th e ( S c h o f i e l d ) . . . . . . . . . . . . . ’ !.Shaded Goods ( B i e r y ) ...................................................................................................S hadedness and C lo u d ed n ess : Some Causes of ( Jo h n so n , F . E . )’ ! ! ! ! .S h ad y and for Cloudy G o o d s : T h e Causes for ( B u m e ) .............................S h ad y Piece G oods : Experiences with ( P u t n a m ) ...................................... ..S hoddy M ate r ia l s : D y e in g of ( S i d e b o t t o m ) ....................................................S ilk and Co t to n : Tw o-Colo r Effects on ( P i e r c e ) ......................... . . . . . . !S i lk : Ex t rac t io n of Oils and So ap from T h r o w n ( M u d g e ) ............ . ! ! .S i lk : T h e D y e in g of Ace tyl ( B r i g g s ) ...................................................................Silk to W ash ing , S co u r in g and F u l l i n g : A. A. T. C. C. Provis ional

M e th o d on F as tn ess of D y e d .........................................................................S ilks : Cause of N ibs and Lous iness in D yed ( L e w i s ) . . . , . ,S i lk s : T r e a t in g ....................................................................................................... ’Silk T ro u b le s : P o n g ee ( L o e b l ) ............................................................ . " " . " !Soap : D ye ( B r a i n e r d ) .......................................................Soap from T h r o w n S i lk : E x t rac t i o n of Oils and ( M u d g e ) . . . . . . . . . ’ .*S o a p : M o d ern Views on (G o ld th w ai t ) —

P a r t I ..........................................................................................P a r t I I ................................................ " ...............................P a r t h i ............................................... ......v . v ; . v ; ; ; ;

Sodium Sulphide in a Su lp h u r B lack Dye B a t h : E lec t ro m etr ic T i t r a ­ti on as a M ean s of D e te rm in in g the F ree [A b s t r a c t ] (Russe ll andA rn o ld ) .......................................................................................................................

S tan d a rd iz in g D y e s : T e s t in g and ( G r e e n h a l g h ) ........................S ugges ted M eth o d for F i l in g Sam p le D yein gs (A d am s , E. W A . . . . " S u lp h u r Black D ye B a t h : E lec t rom etr ic T i t r a t io n as a M ean s of D e ­

te rm in in g the F r e e Sod iu m Su lp h id e in a [A b s t r a c t ] (Russe ll and A rno ld ) ....................................................................................................

47

46]349295338340 337341 253

40377

42

374327

47439

3377

109153188

346381433

346

T es t in g and S tan d a rd iz in g Dyes ( G r e e n h a l g h ) ................................................ 3 3 1T e s ts for th e F as tn es s of D yes tu f fs : D eve lopm ent ot ( M u r r a y ) . ! ! ! . . 231 Tex t i l e F a b r i c s : O rg an ic Acids U sed in the T r e a tm e n t of ( H a l l ) . . ! ! 298 Tex t i l e F a b r i c s : S o m e Chemica l Aspects of W a te r -p ro o f in g and M il ­

dew -P roof ing [ A b s t r a c t ] (A d am s , W. H . ) ................................................. 334T ex t i l e s : C lean liness in the S co u r in g of (S c h o f ie ld ) ......... ............ 295T H I N G S E V E R Y T E X T I L E C H E M I S T S H O U L D K N O W — " ”

No. 1 — T h e F u n d a m e n ta l Dif ference Between V eg e tab le and Anim alF ib e r s ............................................................................................................ 44

No. 2 — T w o T ypes of B le ach in g : O x id a t io n and R e d u c t io n ! ! ! ! ! ! ! ! 77No. 3— H y g ro sc o p ic M ois tu re , P e r C en t M ois tu re Co n ten t , and P e r

Cent R eg a in .............................................................................................No. 4 — Recla imed and E x t r a c t e d Animal F i b e r s . . " 294No. 5 - ^ M a n u f a c tu r e d F ib ers ............................................................

T o p D ye in g . Causes of U n ev en n ess in ( S p e n c e r ) ............ .. . . .................... 340T w o-C olor Effects on Silk and C o t to n ( P i e r c e ) . . . . . . . . . . , ’ ................. 40T y p e w r i te r R ibbons and C a rb o n Papei : M a n u fa c tu re of ( N asYett) 403

448 A M ERICAN D Y E S T U F F R E PO R T E R

S u b jec t P a g e

VV a t Dyes, and T h e i r Use : R ed u c t io n ( H a d l e y ) .............................................. 289V a t D y es : C o lo r R ea c t io n s for the Iden t if ic a tion of A n th race n e

( M u r r a y ) .................................................................. 1 5 9V a t D y es : D if feren t ia l R ed u c t io n of ( M u r r a y ) ............................................. 17V e g e ta b le F ib e r I n d u s t r y : T h e G e r m a n ............................................................ 79

WW a r p D y e in g : Som e E x p e r ien ces w i th U n ev en ( H a s k e l l ) ........................... 339W arp. Y a r n Mercerizing ( S t e a d ) ............................................................................... 437W a te r -p ro o f in g and M ild ew-proof ing T e x t i l e F a b r i c s : Some Chemica l

A sp e c ts of [ A b s t r a c t ] (A d am s , W . I I . ) ..................................................... 334

Subjec tW a t e r Purif ic a tion for T e x t i l e P u rp o se s [ A b s t r a c t ] ( W e s t o n ) ...................... l a *W a te r W h ich Affec t D y e in g : I m p u r i t i e s in ( I i a d f i c l d ) .............................. 75W o o l : A f te r -C h ro m in g of (C la f l i n ) ........................................................................ ^9 7W ool and W o rs te d P ie c e s : N o te s on D y e in g ( K n o x ) ................................ 369W ool as Raw S to c k : D y e in g ( B a t t y e ) ................................................................ 43oW ool Dyeir.g : T e ch n ica l and P ract ica l F a u l t s i n ............................................. 259W ool for I l e m a t in e : M o r d a n t in g ( C r a v e n ) ............................................. 406W o o l to Fu ll ing , S co u r in g and W a s h i n g : A. A. T. C. C. P rovis ional

M e th o d on F a s tn e s s of D y e d . . . ............ ......................................................... 332W oolens and W o r s t e d s . P iece D y e in g ( F i s k ) ................................................ 151W o rs te d D re s s F a b r i c s : D yeing ( M a t o s ) .......................................................... 383W o r s te d s : Piece D yeing W oo len s and ( F i s k ) .................................................. 151W o rs te d P iec es : N o te s on D y e in g Wool and ( K n o x ) ................................. 369

Author Index

A u th o r P a g eA D A M S , E. W . —

S u g g es ted M eth o d for F i l i n g Sample D y e i n g s .............................................. 433A D A M S , W . H . —

W a te r -p ro o f in g and Mildew-proofing Tex t i l e F a b r i c s ............................... 334A L E X A N D E R , S I R W I L L I A M —

'E n g la n d M u s t F o r m u la te “ E m p ir e P o l ic y ” in D ea l in g with I n t e r ­n a t io n a l D ye S i t u a t i o n ........................................................................................... 95

A R N O L D , S. T .—E lec t ro m e t r i c T i t r a t io n as a M eans of D e te rm in in g the F ree Sodium

S u lph ide in a S u lp h u r Black D y e Bath (in co l labora t io n with W . W . R U S S E L L ) :

P a r t I ................................................................................................................... 346B A R R A C L O U G H , C. E .—

A H is to r ic a l Survey of D y e i n g ............................................................................. 80B A T T Y E , R A L P H J .—

D y e in g W o o l as R aw S t o c k .................................................................................. 435B I E R Y . T H O M A S J . —

Shaded Goods ................................................................................................................. 338BRAT N E R D , A R T H U R T .—

D y e Soap .......................................................................................................................... 3T h e J o b D y e h o u s e ......................................................................................................... 361

B R I G G S , J. F .— .T h e D y e in g of A cety l S i l k .................................................................................... 42

B. T . C.—T h e P iece D y e in g of L a d ie s ’ D ress Goods and Coa t ings with Acid

Co lo rs •P a r t I .................................................. : .............................................................. 217P a r t I I ................................................................................................................ 255

B U M E , L O U I S F . —Causes for S h ad y and C lo u d y G o o d s .................................................................... 337

C H A S E , R O S C O E L.—M erce r iza t io n ................................................................................................................ 52

C L A F L I N , A L A N A.—T h e A f te r -C h ro m in g of W o o l ............................................................................... 397

C R A V E N , A. B.—M o r d a n t in g W o o l for H e m a t i n e ........................................................................... 406

E A S T M A N , H . W . —T h e Contro l of Bleach H o u s e P ro cesse s : P a r t I V .................................. 114

( N o te — F o r P a r t s I, I I and I I I , see I n d ex to preced ing V olu m e.)

E M M O N S , G E ( ) R G E —F a s tn e s s of Basic D yes to L i g h t ........................................................................

F A R C .H E R , G E O R G E R O B E R T —T h e Chem ica l C o n s t i t u en ts of Raw Co t to n ( in co l la bora t io n with

J O H N C H A R L E S W I T H E R S ) .....................................................................F I S K , H. J . —

Piece D y e in g W o o len s and W o r s t e d s ..............................................................G O L D T H W A I T , C H A R L E S F .—

D ecim al P o u n d s or M etr ic W e i g h t s ...................................................................M o d e rn V iew s on S o a p :

P a r t I ...................................................................................................................P a r t f l ...............................................................................................................P a r t I I I ................... ..................................... ....................................................

C h a r t s for the D yeh o u s e ( in co l labora t ion with J O H N E. H O F F ) . . G R E E N H A L G H , E.—

T e s t in g and S tan d a rd iz in g D y e s ..........................................................................G R I E R , W I L L I A M G.—

Chemica l F i r e H a z a r d s ..............................................................................................H A D F I E L D , T —

Im p u r i t i e s in W a t e r W hich Affect D y e i n g .....................................................H A D L E Y , W A L T E R E.—

R educ t ion V a t Dyes, and T h e i r L ' s c ................................................................H A L L . A. J —

O rg an ic Acids Used in the T re a tm e n t of Tex ti le F a b r i c s ...................H A S K E L L , W A L T E R F .—

Exper iences w i th U neven W a r p D y e in g .........................................................H A S S E T T , P A U L J .—

T h e M an u fac tu re of T y p e w r i te r R ibbons and C arb o n P a p e r .................H O F F , J O H N E .—

C h ar t s for the D yehouse (in co l labora t ion with C H A R L E S F.G O L D T H W A I T ) ..................................................................................................

H U E B N E R , J .—T h e Effect of Sco u r in g and Ble ach ing U pon the S t ru c tu re and

S t r e n g th of Co tton F a b r i c s .................................................................................

265

116

151

11 < 9 153 188 325

381

75

289

298

339

403

325

190

A u th o r P ageJ O H N S O N , A. K .—

Th e M ic ro sco p e : An Im p o r t a n t I n d u s t r i a l I n s t r u m e n t in Ana lysis ,T e s t in g and M a n u f a c tu r e :

P a r t I ................................................................................................................... 145P a r t I I ................................................................................................................ 184P a r t I I I .............................................................................................................. 257P a r t I V ................................................................................................................ 290

J O H N S O N , F R A N K E —Som e Causes of S h ad ed n ess and C lo u d e d n e s s ................................................ 340

IC N E C H T , E D M U N D —O n th e Action of Dilu te S u lp h u r ic Acid on Co t to n Cel lulose, and an

I m p ro v e d M eth o d of T e s t in g for O xyce l lu lose ( in co l labora t ionwith E. P. T H O M P S O N ) ...................... '.......................................................... 8

K N O X , J O S E P H A.—N o tes on D y e in g W ool and W o rs te d P i e c e s ................................................369

L E W I S , L. C.—Cause of N ibs and L o u s in ess in D yed S i lk s ................................................ 327

L O E B L , J O S E F — wP o n g ee Silk T r o u b l e s .................................................................................................. 439

M A T O S , L O U I S J .—D y e in g W o rs te d D ress F a b r i c s ............................... 383

M U D G E , 11. S.—E x t rac t i o n of Oils and Soap from T h r o w n S i l k ........................................ 377

M U R R A Y . W A L L A C E J .—Differentia l R educ t ion of V a t D y e s ....................................................................... 17A B ib l io g rap h y of L i te ra tu re on the F a s tn e s s of D y e s ........................... 123T h e D evelopm ent of T e s t s for th e F a s tn e s s of D y e s tu f f s ...................... 231

P E N S EL . G E O R G E R.—L o g a r i th m ic C o n s tan t s for th e Tex t i l e C h e m is t .........................................

P I E R C E , E. W A L L A C E —Tw o -C o lo r Effects o n Silk a n d C o t t o n ............................................................F a s tn e s s to L i g h t ...........................................................................................................

K A E P P L E R , J O S E P P I M.—T h e P a d d e r in the D y e in g of C o t to n P iece G o o d s ....................................

P U T N A M , L E V E R E T T N —A F ew of the I m p o r t a n t F a c to r s A ffec ting th e A pplica ti on of D y e ­

s tu f fs ..............................................................................................................................Experiences with S h ad y P iece G o o d s .................................................................

R U S S E L L , W. W .—Elec t ro m e tr ic T i t r a t io n as a M eans of D e te rm in in g th e F r e e Sodium

Sulphide in a Su lp h u r Bla ck D y e Ba th ( in co l labora t ion with S. T. A R N O L D ) :

P a r t I ..................................................................................................................S A N S O N E, R A F F ;A E L E—

D y e in g C o t to n Clo th in Cold and S l igh t ly W a r m e d B a th s with D irec t Co lo r ing M a t t e r s ......................................................................................

N o te s on the D y e in g of D irec t Bla cks on Cot to n P iece G o o d s ............SC I I O F I E L D , J O H N —

Clean liness in the S co u r in g of T e x t i l e s ............................................................S co u r in g and M i l l in g .................................................................................................

S C H R O E D E R , C. M. E D W A R D —T h e Contro l of Ch lo r ine in the B le ach ing of C o t to n G o o d s ...................

S I D E B O T T O M . L E O N W . —T h e D y e in g of Sh o d d y M a te r i a l s ................................................ 1 ....................

S P E NC ER, F R E D E R I C K —Causes of Unevenness in T o p D y e i n g .............................................................

S T E A D , L A W R E N C E A.—W a r p Y arn M e r c e r i z in g ...........................................................................................

S T E P H E N S , H A R R Y I I .—P ly d ro -E x t rac to r s : T h e i r LTse and A b u se .......................................................

T A Y L O R , R. L.—N otes on E lypoch lorous Acid and Chlor ine, w i th Com p ar iso n s of

T h e i r B leach ing A c t i o n .........................................................................................T E M P L E T O N , G E O R G E E.—

T h e C o n s t ru c t io n , D ve in g and F in i s h in g of H o m e s p u n s ........................T H O M P S O N . E. P .—

O n th e Action of Dilu te Su lp hur ic Acid on Cotton Cellu lose, and an Im p ro v ed M e th o d of T e s t in g fe r O xycel lu lo se (in co l labora t ionwith E D M U N D K N E C H T ) .............................................................................

W A L E S , H . [Colo r L a b o r a to r y , U. S B u rea u of C hem is t ry ] —A C ro ss- In d ex of G reen-Schult z and Schult z-Green N u m b e r s ............

W E E D O N , D. R.—P rac t ica l Science of K ie r B o i l i n g .......................................................................

W E S T O N , R O B E R T S PU R R .—W a te r Purif icat ion for Tex t i l e P u r p o s e s ..........................................................

W I T H E R S , J O H N C H A R L E S —T h e Chemica l C o n s t i tu en ts of Raw Cotton (in co l labora t io n with

G E O R G E R O B E R T F A R G H E R ) ................................................................

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