Project Blue Book: 1949 Denver Sighting

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    I

    i

    t.

    Ok

    2.

    L.OCA

    liON

    -

    PROJECT

    10073 R E C O ~ D

    Denver, Colvrado

    I 20 A u ~

    49

    . 20/2)JO

    Z

    . - - - - - - - - - - - - - - - - - - ~ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

    :..

    s c u ~ c ; ;

    10. CONCLUSION

    1

    Ci

    vilial'l

    \

    - ; ; u : . : ~ : : ~ o;: c:.;::cs

    J

    Cia

    I

    .

    L.- . - - , . c- c . , . .v . - .

    '-

    ;

    - ' .

    "

    ........

    '

    l . : . ~ 1 : ; ; : S;.J:

    JO:.\ARY AND ;.., ' , .L

    ~ : s

    20 seconC.s Object ~ ported

    _ h e c : . d ~

    260. deg ~

    tude.

    40

    1

    ? ~ f? ,

    - - - - - - - - - - - - - - - - - - - - -

    :

    speed 17 cph

    .

    snaped

    l

    1ke

    a

    l ly ing \iJ .n :.: vr:

    h

    ~ e . : .

    ;e:

    vos

    :

    6. I Y ? ~

    CF

    TION

    emanating from the t:.a.il-:ng edge.

    O b j e

    was

    e s t i =

    to

    bo

    bout

    the size o a B029

    and

    w

    as

    the

    color of aluminum.

    Object

    j .

    - - - - - - - - - - - - - - - - - - - - - - ~ flew

    in

    a

    straigpt

    l ine

    with

    no unusual maneuves.

    '

    G ~ o ~ ~ d V i s u a l

    7 co:.r -.

    . .;

    , \

    lest

    o.

    J

    '

    i

    ?i-

    ;OIOS

    c Yo a

    --

    .

    FOi::.:.

    F ': D s ~ ; , , o.-:;,:9 r.o:: ,.,..,,_. Hlu ..

    o

    Ua . .

    M

    -.N4.

    ,

    -

    - -

    --

    ___,

    ___ _

    _______ _

    ---

    - ---

    e

    ----

    -

    --

    - -

    --

    -

    --

    - .---

    \

    I

    I

    '

    .

    I

    I

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    c 0 p y

    ----

    - - . r ' J ' , . , . . . .

    - H

    . . .

    .

    t t

    JCL ASSIF1ED

    J

    ET

    A

    ~ . . O

    3:\ ..

    ~ C C R i > R ~ l

    LO' '

    ry Air

    '

    o

    reo

    q so, : env

    er Co

    l or 'ldo

    TO:

    '\';i:l c; In te l l i enoe ' i'

    f i

    c e r

    Lo, .r y Alr fo rce 8 se

    Denver Co l or a do

    1 . : ere r ence te l e phone oonvers3.ti on 0at1 7een : .urtha and

    the

    s i ~ e d on 25 A u ~ s t 1J49 , the f ollo:in ..

    of

    ra dnr o

    t iv

    i ty

    at

    :enver

    Bomb

    Plot on Sa

    tu

    r day , 20 Au;u s t 1949 , is subm

    i t t ed

    z

    on 20

    a.

    A u

    u s t

    Rsdar

    1949 .

    equi pment o:

    the

    e n v e o ~ b l o t ~ no t in

    b. l

    To

    Rawin

    bal l

    oo

    ns

    1'ere

    e 1 1 ~ e

    on

    20

    1.

    ' 4 ') .

    /t/

    JO

    L,

    A c: t

    >

    .LU\

    >: ,

    u -

    l

    Capt , USA

    Commanding

    UNCL SSlFlED

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    -

    c o r Y

    ----

    LRY 333

    .1

    .

    UNCLA55\f1EO

    3 ACJE A . . T t t .TI0i:

    l.eto.chmen t 1

    Q-

    :3

    1

    L o ~

    Ai r For ce Bas e

    o n v e r

    '. 5 i.u-

    ust

    1949

    ~ C T Investig

    a t i

    on of i .et er ol o ; ic \l

    1\cti

    vi t ies in Vicinity of

    -

    TOt

    Denver,

    Co

    l orad o,

    on

    of 20

    u s t 1949

    Commandinc iener al

    L:)\':r y Ai r r'oroe Base

    D

    enver,

    Col or'ldo

    ATTN: e l l i e r . c e

    1. An inve

    st i

    gati

    on of

    al l

    U?pe r

    air

    end r ada r of

    ~ e a t h e r

    e n c i e s

    at or

    adjacent to

    L

    arry

    Ai r F

    orce ~ s e ,

    - enve r,

    r ado , li S conducted by t he undersi

    gn

    ed on t his da te . '

    es

    u l t s by or

    ; anization f ol l owJ

    a. Act ivi t ies of

    j)

    et 19-

    31

    , 1Jth 7;eathe r

    {1)

    Surface o

    bse

    rv at i ons (te

    le t

    Y?e

    u e n c e s

    i

    ndicate

    soatte re

    d cumulus

    ty

    pe

    clou

    ds at 7') )0 t o 8') 0

    feet

    and an occasional thun:ers torms ~ e r e or evalent in the

    Denver

    area.

    Vi sibi l

    i ty

    ~ a s excellent

    ~ i t h

    no ob s t

    ruc-

    t i ons . (copy

    of

    westher

    re

    por t at tached ) .

    (2) Up

    per Air

    Observation n s i s t i n of set SCR 658

    t r a n s ~ i t t e r at

    t ached t o ~ con ucted

    tram 1415 to 1442 when

    run

    was t erminated due t o r au

    ing

    signal.

    S

    e t ~ e s

    :)n

    so

    1' le

    in te

    r f

    erence. Caus e

    of

    int e

    r f

    er enc e

    t-

    ' \S und

    eter

    -

    mined.

    Co

    py upp er ~ i n d

    re

    ?o

    r t

    ~

    ~ . ~ N )

    attach

    ed.

    Radar observations ~ i t h APQ/13 were made a t 1500 and

    1700 . Each

    re

    por t la sted 21 mi nut es

    P

    nd

    nothin

    ti

    unu sual was re; orted.

    b.

    Activities of ~ ~ t h e r B

    ureau

    we5ther

    s ta t i

    on

    at

    Stapleton

    Field.,

    t

    enver,

    l o r a d o :

    -

    (1) Surface obs

    ervations

    ( te le tyoe

    se

    quences) indi

    ca

    te

    soattered

    cumulus cl ouds n the

    e n c r a l ar

    ea ~ t h

    visibi l i ty

    unlimi t ed. y of o r t s attached.

    (2) Upper a i r

    ~ a t i o

    c onsisted of of a weather

    ball

    oon

    throu

    6h o?

    t icsl

    mA

    ans(theodolite)

    f r om

    to 14S3. Run ~ s terninnted when balloon bu

    rs t .

    (A

    white ba l l

    oo

    n us ed. )

    of re

    : or t A l ) a t t ~

    .

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    LRY

    333.1

    L

    3

    J

    i

    1''

    .....

    '' '

    Co l ot ldo :

    Co lo r

    ado :

    ~ . ~ C L A S S l F 1 E D

    I nvest i 3

    a t i

    cn

    of ic

    l

    :

    enver,

    on - ' V e n i of

    A c t l in / icin i t v of

    20

    Au

    (ust 194. 9

    ..o

    ne

    (d )

    Act iv i t ies of \'.eather Sec t ion

    a t Buc,

    l ey i el

    c.

    ,

    1) u r f a ~ t e cumu l us

    c l

    ouds

    in tho area with

    exc

    el lent vis ib t

    l

    l ty

    .

    (I)

    Acti

    vi t ie s of other unitss Hone deter ' 'ined.

    2. Analysis of wet1ther

    a t 1630 i s

    Scat

    te

    r ed cumulus

    ty

    pe

    cloud

    s

    bases

    variable

    t o 1

    0000

    feet , vi sibi l i ty of 30 i l e s or ~ e , win d s

    alof t

    15

    000

    feet 18

    o t s ~ i n ~

    debrees knots

    3. Su

    rvey of

    o n o ~ i c o l

    pheno

    neaa

    r

    ev

    el s no

    u t s t a n d i n

    or

    ce

    l e

    s t ia l

    ohenome

    nn.

    -

    / t / LYlf:\ :: . L E

    l

    .:S.jor, US

    .

    F

    Stat i

    on e a t h e r Of f i cer

    l

    I

    I

    I

    I

  • 8/9/2019 Project Blue Book: 1949 Denver Sighting

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    ......

    ...... .....

    w ~ ~ ' ' . ' '

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    ..

    17 24 :.

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    :;ru ' ) 0 5 6')304. 603')8 20 07 13208 23215 43 11 6 C301G

    53''119 2 ~ 2 2 4 13228 - 1 1 23228 1:5238

    S T

    L ~ ..

    I . , I ' : '

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    "' -= r o r.r.t li-_.'

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    r' , 20 ~ ' J U C : 1949

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    CD DIST

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    0

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    1630

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    w -

    BUY

    80015+ 1

    40/

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    BUY so015 14

    0/82/4

    1 s/ 116

    BUY ao01 s . 140/82/41 l 0/ 116

    -

    20

    Aj

    .J

    t .ST 1949

    UNCLA \f\ED

    --

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    ;

    I

    ,

    I

  • 8/9/2019 Project Blue Book: 1949 Denver Sighting

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    M

    E

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    MESSAG

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    UNCLASSIFlED

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    .

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    MCAO

    ,_.,.He

    21

    In

    15 Oct 481

    this c o wiU

    lte

    Mfeguarclecl with tfte

    gr-tes t core

    until

    ac t

    i is cempletecl,

    at

    which time It will

    Ita preporecl

    far clestructi-

    in

    accorclance weth Section

    IV.

    Hq

    . Ofr.ce

    lnstructi-

    No

    . 11-2

    .

    MESSAGE

    ESSAGE

    M

    E

    5

    5

    A

    G

    E

    M

    E

    s

    s

    A

    10M

    G

    MESSAGE

  • 8/9/2019 Project Blue Book: 1949 Denver Sighting

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    -

    DEPARTMENT

    OF THE AIR FORCE

    HEADQUARTERS

    UNITED STATES AIR FORCE

    WASHINGTON

    U N C L A

    S S H ~ E

    D

    THE INSPECTOR GEN ERA L USAF

    . ;

    14TH

    DI STRIC

    T OFF I

    CE OF

    S PE

    CI

    AL INV

    ESTIOAT

    IONS

    LOWRY A I R FORCE BASE,

    DENVER

    , COLORADO

    24- 38

    St: ?JECT : S I

    (' r;t

    ( I

    ... Tl c . L ' r ., .

    : T'

    .

    v

    .,

    l i .

    l \ . . i .l j.

    \. ''.t'

    .

    COL

    03ADO

    , on 20

    AuJUST 9 ~ 9 BY

    ~ R

    TO:

    Comman

    din

    g

    Air C o ~ ~

    r i g h t -

    AF B se

    Dayton, Ohio

    AT lJE :

    TV C:

    R,

    Forwa rded e ~ i t h fo r your ~ ~ t i and

    any

    acti on d

    eened

    ad

    vi

    sabl e is

    031

    of

    Investigation

    ,

    24- 38 ,

    6 September

    1949,

    s u

    bj

    e

    t

    a s abo

    ve.

    1

    Incl

    - Inv R

    pt

    (

    du

    p)

    L.

    J. : 9 ~ R T

    :.

    ;a j or, U

    SAF

    Distri

    c t

    C o m ~

    --

    -

    UNCLASS\f EO

    - - -- -

    dl

    - -

    ---- -

    - - -

  • 8/9/2019 Project Blue Book: 1949 Denver Sighting

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    ROUTING AN'D l

    ~ C O R D 3HEET

    ~ t r \ f t l l l E R I E L COMM ..ND .?

    I

    I

    u ...... . . ,., .....

    . .

    ......

    l&ala l l e a ~ a a r t e n

    lfaaller all eeaae11ta ntl . y.

    .

    -

    -

    --- .._--

    UH aatllerlw4

    te

    JIIela

    te 41pate

    ~ all4 1144ru.... . ,

    I f .... .... ........ . . . ..

    .,

    . ,.....

    acaalahtw epue le

    nfltdftt

    -17

    fer

    . ..

    .

    ...

    . . . ,

    ..,.,uw..

    ~ . . . . .

    .

    Plate l11ltlale af 41etater IJPII. t . lephe..e . .....

    11aller

    ell4 lecatle11 rlllt ef l11atar.,

    -- - - - ---. -- . -

    h t i n of Unconventional Ai rcra

    f t

    at Donvor , Colo, on 20 n

    us

    ust

    19L9

    to

    :: C LUS

    L:CE

    DAR 13 49

    ap

    COMMENT NO .

    1

    Forwarded

    to

    you for evaluation.

    Incl

    Rpt

    1 cy

    DEIJA

    J .

    AN:Z

    Uajor , USAF

    Executive

    DJJC/ir

    59

    105

    p a:l.;T

    B262

    ------

    -------------------------

    -------------

    -

    .

    . .. - - -

    '

    .

    UNCLASS\FlED

    - -

    -

    J

    ...

    .

    .....

    ~

    I

    - --

    ...

    --

    - -

    MC fia Ne.

    I

    ( I 2t j.t 47

    YWt t...

    * AMC .. .

    He

    . 1 . ,

    wh

    ich woll

    1M

    . . . _.u

    ~ ... l l a ~

    ere eaheYtte4 .

    - - - -

  • 8/9/2019 Project Blue Book: 1949 Denver Sighting

    10/30

    HEADQUA :RS

    . UNCLASSIFiED

    ETK/waa

    LOWRY AIR

    FOR

  • 8/9/2019 Project Blue Book: 1949 Denver Sighting

    11/30

    .

    ~ ~ C L A S S I F 1 E D

    DET A :;90JD

    RADAR

    OOllB S:ORING SQUADRON

    ID11r7 Air Force

    Base Denver Colo

    xaa.o

    SJPJECT I Raaar

    Activ1ty

    TOa

    Wing Intelligence Officer

    Lowr7

    Air

    Force Base

    Denver

    Coloraa.o

    2 ; August 1949

    Be terence

    telephone conver:sat1on between Capt

    llur

    tha

    oo

    the

    umers1gnea.

    on

    2;

    August.

    l -J1+ 1,

    t h ~

    l 'OJ..L.Owlllg r t ~ p o r t of

    r aa.ar a.cti

    v1ty

    a t Denver Bomb P l o ~

    on

    Sa turaay ;c Q August 1949 i s submitt.

    e

    a.:

    a

    Bac1ar e iuipme

    nt r tne Denver Bomb Plot Vila

    s

    not 1n

    opera

    t io

    n

    on 20 Au91st 194< J

    b No Bawin balloons w

    ere

    releasea.

    on

    ' 0

    August

    1949

    Capt

    USAF

    Commanoing

    UNCLASSlFlED

    ... ......... .a

    . -.,- , .

  • 8/9/2019 Project Blue Book: 1949 Denver Sighting

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    '

    IS

    FORM 112-PART I

    ~ JU

    NE 1M

    (CU SSiflCA

    T1

    0tl )

    (L AVE BLANK

    U

    SA.

    ooo

    AIR

    INTELLIGENCE INFORMATION

    REPORT

    cra f t -

    Fl

    B- 3

    In tel .

    o.

    M

    ah

    o

    IUIIIIMY : ~ uldle

    ..._

    f rtiiiC. . . . . . . ._ . . . . . _ _ . . .

    u.t ..

    d iiiiUa . ._ . . B.P. kn _ . . . A I

    1/._Pirlll

    .

    1 . Kr. at

    Lowry

    Air

    Fo

    r ce

    B&ae,

    Dennr, Colo., re

    p

    orted

    an

    object

    in

    the vic in i ty

    of aouthweat Denver wh ich

    he

    lOIU)U@;n,; might be

    a

    "t lying dbc .

    O

    bservat i

    on

    was ma

    de i n M

    backyard

    a t

    St reet ,

    Denver, a t 1630

    MT

    ,

    20

    Au gus

    t 1949 .

    No

    witne sse s

    were

    o

    o l-

    1eoted.

    Object

    waare

    p

    orted a t an a l t i tude or 40 ,00

    0 teet ,

    t ravel in

    g

    wes

    t

    on

    a 260

    degree heading . Ob jec t

    ma

    i:nt&i ned. level f l i ght and faded

    from view

    in appro

    xiD.a.

    t ely

    taenty ae

    conds. E

    atima

    t

    ed

    s peed of

    object

    waa 1700 mi

    les

    per hour. Ob jec t was s

    hap

    e d

    da11ar

    to

    fly in

    g

    wi n

    g

    with heat

    wavea emanating

    t rca t r a i l in

    g

    ed

    g

    e,

    g

    iv ing the

    o

    bj

    e c t

    an OT l ahaped

    ap pe

    arance.

    K r ~ wh

    o

    i s

    a

    fo r

    mo

    r

    Armame

    nt Of

    f i

    c

    er ,

    a nd who

    1a

    1Nll

    acquainted

    with

    the co nventional type s of e.iro

    r a f t ,

    ea t i ma t ed the dia

    me t

    er of

    th ia

    obje

    ct

    to be

    a

    pp roxim

    at

    ely the

    a

    am

    e

    aa

    a 8 26,

    or 85

    feet . When

    l i ghte

    d,

    the

    angle of

    elevatio

    n was app

    roxim

    a t e ly

    85

    degr eea, The c

    olor

    e.nd

    cons

    t r uction of the

    aater ia l

    was

    aimilar

    t o

    a lum inwa.

    ata te

    d t he

    object

    waa p

    ro

    ba b ly

    j e t

    p

    ro -

    pelled..

    2.

    Weather a t

    1630 MT

    waa acattered c umulua

    type

    c

    lo

    ud s b

    aaes var

    i a b

    le 8000

    to

    10.000 t ee t , v i s ib i l i ty 30 mi les

    or

    more,

    wi nda a l of t 15,

    000 feet

    3

    00

    de gr e

    es

    18

    knota beco.ing 330 de gr ees 33 kn

    ota .

    There

    no

    ou t

    stan

    d i ng or pr

    om

    inen t ce le st i a l

    phenomena.

    Upp

    er

    Air Ob

    se rv

    a

    t ion

    consis t i n g of

    ra di

    o aet

    SCR

    - 658 t

    ra ck

    i ng t

    ra

    nami t

    t e r

    attached

    to a bal loon waa conduc te d from 1415 t o

    1442,

    when r un was t erm inated

    due

    to fading

    aignal.

    S

    e t

    w a

    operate

    d on 403 me gacyolea wi th i nt

    er

    f ere nce .

    Cauae of interference

    waa e t e r a i ~ d Rad

    a r obaerv

    at io n

    with ~ 1 3 were mnd

    e

    a t

    1500 and

    1700.

    Nothing unuaual wa a reported.

    3 . u. s. Weather Bureau w a t n . r stat ion a t Stapleton Field, DeaYer, Colora

    d

    o,

    aade upper a i r obserTat ion conaht in g of t rack ing or a

    weat

    har

    bal

    oon t h r o ~ n o

    pt ical

    a n a from

    14

    00 to 1433.

    Run waa

    terminated

    when boon bur

    at .

    fa n

    raa

    1 - 1910th AACS Sq. Ltr . 25 AUC

    4g

    2 -

    Baae

    Opna O.

    Ltr . ,

    25

    A ~

    49

    3 -

    Det

    A

    3903

    D Rad

    ar Bomb S c o r i ~ Sq. Ltr.

    26

    Auc

    48

    4 Sta. Weatmr o.

    Ltr . ,

    25 Aug 48

    &ICJ,;

    Wri

    g

    ht-Patteraon Field

    (1)

    )1reotor In te l l igence, Hq. U

    SAF

    (

    1)

    Al'RC Barkadale AFB, X..

    1

    C.O.

    14th Diat

    OSI,

    Lowry

    .1FB

    (1)

    LAFB

    Wint;

    In tel . o. File (1)

    lS I . TlUS OCX:UMEHT CONTAINS INFORMATIO NAFFtCTING THE NATIONAL DEI'EHSE OF

    THE

    UNITED STATES W THI NTHE MEAN INGO THE ESPION AGE U S C

    II

    AHD J l AS AMEN OED . ITS

    TRANS

    M

    ISSIO

    N OR

    THE

    REVELATI ON OF I

    TS CO

    NTEH

    TS

    IN AN Y MA

    NNER

    TO AN UNAUTHORIZED PERSON

    IS

    PROHIBIT0 BY

    L '

    W

    IT

    MAY

    NOT IE REPROOUC0

    IN WHOl

    OR IN

    PAR

    T, I Y OTH Ef\ THAll UNIT0 AIR FOR a AGENCIES. EXCUT IY PER MISSION

    or

    THE DIRECTOR

    or

    ltmU.IGf.NC.USAF. 1

    r>

    \; . : . . .

    UNCLASSIFlE

    (CU SS nc:ATIDR)

    R 5 I I I I I ' . . . . . . ... ,.c;a

  • 8/9/2019 Project Blue Book: 1949 Denver Sighting

    13/30

    TITU:

    U N IT

    ED

    STATES IR FO RCE

    T H E IN S.-ECTOA G E N E L

    OJFIFIC E 0 ... SP t:C

    I

    L

    IN

    VESTIGATIO NS

    R PORT

    OF INVESTIGATION

    u ~ C L A S S 1 F l E O

    - . .

    .

    ..4J

    . -

    --.:.

    .

    .

    ').. .

    .

    I

    DATE

    G .le pt 4:J

    FII.E

    110.

    24- :::C

    IIEI'OAT MADE

    IY

    ~ . .

    ....

    ... - . ,, c, .

    _

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    ....

    .JI\

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    \ 1

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    REPORT MADE AT

    0 ''14,

    LC

    . n_

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    )

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    SIGHTH

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    :TI

    ON

    AL

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    on 20 A:GUST 49

    - --------

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    t:A IOO

    29 u s t 1 C' 4?

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    OfTICE

    0

    Of'IGIN

    DO

    -14 , O - ~ Y A..--:

    ----------

    -----------

    TATUS

    CLOSED

    CHARACTER

    -

    Informstio

    n r ec e

    ived

    Air

    t e l l i

    .e? - r t o .

    J J1 . 9 . 3

    Ba

    se _.

    de.ted 26 Au r

    ust 1949

    r

    eflects

    t h9.t on

    20

    Au-'.l3t

    t19 ...

    r .

    re por ted 5oen on object in-

    :h6-vtcil1

    i ty

    of s o u t h ~ e s t

    e n v e r i c h

    he

    t hou;

    ht ~

    a

    flyin

    b eis c

    n.

    Cb se

    rv

    at ion

    '' a s

    mad

    e by o J '

    ee

    t , ;. envar , a t l 63 :>, ...J'_on

    20

    l

    .

    u:;ust 4 9 .

    Ob ject 'es

    reported

    he9.

    din

    :;

    2

    60

    C:

    e

    ;;

    r ee s v1est , l

    t i tu

    de

    4J: 'Jo5 ft . ; ' s9e ed 1700 ; H end

    'l

    as sha""ed s in i l

    :l

    r t o a f lyins -;v in

    with

    heat

    '\":'aves e-nana.tinz f r om the t

    ra

    i

    l i

    n

    :;

    edge , .:; i vin _: t h e

    of

    being

    ova

    l in s ~ p e

    Ob

    ject ~ esti 1ated to be

    o u t

    tho size o a w- 26

    . and

    v.

    as

    t he c ol or of

    ~ ~

    Ob ject ' s an ; l e

    or l e v ~ t ~

    m

    t e l y 85

    degr

    ees

    and

    r.o.

    s in

    vi

    en f or

    ~ y twenty

    ( 20 ) s ec onds .

    lro witnesses to this ohservat i on '; 'ere l

    oceted

    other thon 1 : . ~ 0 i ~

    No

    inves ti

    g

    a ti

    on

    ~ a s

    con

    ducted

    by Dist r

    ic t Off

    i ce

    14

    conc

    er

    ning

    this mat t er.

    .- -. - . .

    ... ..

    .. -.

    ' '

    _

    I

    otSTIIIIUTIOII

    CDn PORWAIUl0 TO

    PILl S1'AM,

    CG,

    . : ~ c ';/RIGHT - PATTERSON

    ca.r.._a_:

    rn I .'.

    }

    ..,.

    3RAL

    .1 . - . . J

    AF

    BAS

    E

    2

    AIP. i i . l . cou.:.um

    W R I G H T ~ T ~ ~ O N

    AF

    BASE

    ~ .

    OSI

    2

    DAYTON,

    OHI

    O

    ATTN

    a

    C I A X Q 3

    CG

    LO;.RY F

    iU.SE

    2

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  • 8/9/2019 Project Blue Book: 1949 Denver Sighting

    14/30

    F FORM 112-PART II

    APf ftOYEO

    I JUNE

    lt41

    (

    CV.SSiflCA

    TIOII)

    AIR INTELLIGENCE INFORMATION

    REPORT

    .

    .

    (

    Aiftcy

    )

    Hq 3415

    th TT

    Wg.

    Lowry

    AFB

    .

    DenTer.

    Co

    lor

    ado

    LAFB 00

    0 . 9- 3

    P

    ARt I I

    -

    REQPIREMENTS

    General

    1. Date

    of a

    ig ht

    i n

    ga Satur

    d

    ay,

    20

    1949 .

    2.

    Time

    ot ai

    g

    htin

    g a 2330Z

    'AGI

    1

    UNCLA

    SSI

    F1EO

    Of 4

    3. Where

    a i

    g

    hted

    (o

    bao

    rT

    e

    r a

    pos

    i t i

    on ) 2

    80

    1

    W.

    D

    a rt

    mou

    th

    St

    r

    eet

    ,

    De

    n

    ver,

    C

    olo

    .

    a . Gromd

    (1)

    C

    i ty ,

    towna

    DenTer,

    Colorado

    (2)

    Dbt nce

    an

    d direct ion

    t r

    oa

    c it

    y or town .

    road.

    i nt

    ersection

    ,

    etc

    . :

    Headinc

    W.at. 26 0

    degreea.

    (3)

    Frca u i l i

    ( a

    tory)

    yar

    d . e t c . a Yard

    (4)

    Kap ooor

    dinatea

    (

    i f feasib le

    ) ahowing l

    at i tud

    e

    and

    l ong

    i tud

    e :

    No t

    dete

    r :dDed.

    b. Aira appli

    c ab

    le .

    o.

    Seaa lo t

    applicable .

    4. tlwnber

    ot obj

    e

    etaa

    One.

    Appeared

    O'ftl

    be c

    ause of f u

    a .

    6.

    Obaernble oeleat ial

    phenomena o r

    planeta

    that may a

    cc

    o unt for

    th

    e

    aight in

    g

    Br i p t

    aunny day.

    8.

    Dia

    t

    an

    ee ot objeot tram obaerYer.

    a . Laterally

    - approximately

    10 mil

    b.

    Azl le

    eleTation troll bori ozu 85 degreea.

    o. Altitudea

    40,000

    t ee t .

    1

    Time

    in

    aishta

    20

    aeoonda.

    a. Appearance ot

    obje

    o

    ta

    a . Colora Alwtnua

    b .

    Shape

    _ _

    __

    ----

    o.

    Apparent

    -

    Poaaibly

    ehou

    rue tl'bn

    d. Shea

    85

    tee t

    aoroaa.

    1) Bett ted

    ai le

    a

    85

    t ee t

    aoroee

    (2)

    S he

    aa

    it

    a p

    peared

    tro

    m

    obaerTer' 1

    -

    Tina

    Si e ot B-26

    11ft: n t iS DOQJ..O.r

    CONTAINS INFORMATION

    AFFtCl

    NG THE

    NATIOIW.OCFEHSE OF

    THE UNITED

    STATE'S

    WITHIN TH

    MEAN

    ING OF THE ESPIONAGE

    ACT.

    50 U S.C .

    II MD Jl. AS

    AMEND0 ITS

    TRAHSM

    ISSIOH OR THE REVtl.ATION Of ITS CONTENTS IN A.NY MAHNER TO AH UNA

    UTHORiztD

    PVtSON IS P

    RO

    HIBITED BY

    LAW.

    IT MAY NOT IE REPROOUCm IN WHOLE Oft IN PART, IY OTHER THAH UNITED STATES

    AIR

    FOAC AGENC IES.

    DCCUT

    8Y f EIUIIISSION OF THL DIRCTOR

    OF

    MII..UGNI1 USAf.

    -

  • 8/9/2019 Project Blue Book: 1949 Denver Sighting

    15/30

    --

    -

    J.7 PORI4 112-P.lRr I I

    ~ ~ l JUN 1948

    fitil

    AGENCY)

    (dtisSIFIC

    ATI

    ON)

    AIR IITEW GENCE

    INFORMATIOI

    REPORr

    REPORT VO.

    Bq Ml6th

    TT

    W i D ~

    Lowry

    APB. Derner.

    Colora

    do

    LAFB 000.9-S PAGI

    2

    OF

    4

    PA

    GES

    1 .

    Dlreotion

    t

    t l i ~ h t

    We

    a t

    - 260

    degree

    a.

    10. Taotioe or meneunra Straight l ine or f l ight .

    horbontal .

    11. ~ i d e n c e t ezbauat.

    a .

    Color

    t amolat 1 UndetermiDI d.

    b . e n ~

    and

    widtha heat

    n.por - tu ay.

    o. Odor i t any) 1 lone.

    4. Rate t

    en.porationa

    LDmediately.

    e . Doee t ra i l w.ry with 1ound?a Hot applicable.

    12.

    l t t e c t

    on

    oloudaa

    Mot

    applicable

    - c

    lear .

    1, . Support1

    W i n ~ Object appeared

    to

    ban a INept baclc t lying w i n ~ The r a i l i n

    edce

    t the w i n ~

    emitted

    a tuzzy beat which pn the objeot

    an

    ovo. l sM ps d ap

    pearance.

    1 . Propuldona Probably l propelled.

    11. Control and 1

    tabi l i y1 Not

    ob

    a

    e r n d.

    11 Air

    cluotea

    l o t

    obaerncl.

    18. Speed - WP.H.1 1700.

    1i .

    Sounc a

    Dhtance

    too

    great

    t r

    IOUDc

    to

    be

    h r d

    2D.

    llnner ot d11appearan.oe1 Faded trom Tiew

    S.latiTe

    to

    the Obserwer

    1. J n e t

    obaernr1

    2. Adc re111

    DenTer.

    Colorado.

    s. Oocupatio111

    Place o t buaU. 1

    a .

    laae

    t

    e : ~ ~ p l o y e r

    owry

    Air

    ForM

    Base

    I

    I

  • 8/9/2019 Project Blue Book: 1949 Denver Sighting

    16/30

    P FORil 112-PART I I

    A P P ~

    V E D

    1 JUNR 1948

    '

    '

    UNCLASSI F EO

    ~ L A S S I F I C , _ A l ......- __

    ;

    AIR

    Im'ELLi

    fiEll:E I11FOR Ml'ION RBPORl'

    ~ ~ ~ ~ = : ~ ~ ~ ~ ~ - - - - -

    PR ii REPORT NO.

    Rq

    Ml5th TT Wing. Lowry

    APB,

    DeaYer, Colorado

    W'B

    000

    .9-3

    6. Pertinent i e a a Archaeology - oheaa.

    a .

    Ia

    obaerTer

    amateur

    aatronolll8r. pi lo t en gi neer, eto. a

    54

    months

    USAF

    fo

    r .113 r

    Armament orrioer,

    8. Abil i ty to determine I

    a .

    b.

    o.

    Color.

    )

    Speed

    or meTing Objeo

    ta .

    Siae a t

    dietanoe.

    )

    l l i tneu i s a

    former

    Armament

    t L ~ i l i a r

    with a v e n t i o n ~ l

    Offic er , thoroughly

    of

    . ~ e r i c a n ai rcraf t

    nd

    I t h te l

    deter::ting

    h witneu ia am p

    ly

    qualified

    to

    infonaation req

    uested

    in a.b . c .

    1. Raliabilit:,r t obaernra

    Fellow

    wormra

    roport

    ~

    rel iable.

    ia oonao1ent1oU3 and

    -

    8. llotes r e l ~ t h e ob obaerTer ona

    a . Sipt inga 1Jl

    &enerala

    Hot

    appl icable.

    b .

    Bow

    attention was drawn to objecta

    ) lotion.

    o.

    De&ree

    r4

    tati&\.8 and

    obaernr 1a airbot'De a

    duration

    or

    f l i e;

    ht

    Not

    applicable.

    a t

    t i m t

    a i 1 h t 1 ~ in

    caaea where

    9.

    Witneaaeaa laae .

    10.

    CO NMnta

    or

    interrogator re gardinl t ~ intell i&ence and characte r or ~

    rson

    in t

    er-

    rogateda

    Witneu

    the

    quiet , sob

    er type am appeare

    d to be

    ainoero. This

    late111genoe Officer ,

    af ter

    o o n a i d e r i ~ tne witneaa' background nnd experience and

    apparent

    ainceri ty , belieTea there

    ia

    a pou i b i l i t y

    or

    tru th

    n

    his s t atetnen

    t s .

    a. la t iTe to Radar Sighting

    1.

    Radar

    equipment or the DoMer Bomb

    Plot

    waa not

    in

    operation on 20 A.u

    $Ua

    t 194g.

    Radar obaerTation wit h ~ 1 3 were aado

    a t

    1000

    and

    1700. Nothing

    unueual

    was

    reported.

    1. eletype aequenoea t local weather oondi

    iona

    a

    ther Stat ion. Stapleton Fiald, DenTer,

    Colorado.

    U B W.atblr or t icer .

    a. 1ft.nda a lof t reporta

    (For Lowry

    AFB and U. s. Weo.-

    attachod

    to

    report t Lot Y

    a . M t i n ti e a t Det 18-SL.

    aa to llowu

    19th

    feather

    Sqndron attached

    to IArtry

    AFB,

    11

    ,

    -

  • 8/9/2019 Project Blue Book: 1949 Denver Sighting

    17/30

    J F FOIU 112-P.lRI' I I

    ~ P I O V Z O 1

    JUNE

    1948

    (ClAs

    SIFICATION)

    U N C L ~ S C : J

    mFOa I.ATION

    REPORT

    FROii C Y )

    Bq

    3415th TT

    Wing, Lowry

    AFB, DenTer,

    Co

    lorado LAFB 000 .9-3 PAOE 6 OF 4 PAGES

    ~ ~ ~

    1)

    Surfaoe obser

    vation

    t e l e t

    Y?e

    sequenc

    es

    )

    indica

    te

    s ca

    erod

    cumu

    lus

    type olol.ds a t 7000 to 8000 feet

    and

    sn

    oc

    casi

    onal thunde

    r s t

    or .n w

    e n

    prenlen t in

    t l Denver area.. Visibil i ty was oxcellent with no

    ob

    atruct ioaa.

    (Copy

    ot

    . , . a ~ r re por t attached).

    {2) Upper

    Air

    ObserTation oonsia t in g or radi o se t SCR-658 t r a.olcing tra.ns

    mitter a t tached to a balloon waa oonduoted tro.n 1U 5 to 1442 rthen run

    waa t e ~ i n a t e d

    due to

    ta.din

    ;

    sig nal .

    Set

    was oporuted

    on

    403

    mega.cyo

    le

    s

    with aom interfere

    nc

    e . Cause

    of interference tl

    undet er

    mi.Dod

    . Copy

    upper wind re por t

    (RA

    i7IN) a t ta ched

    {S)

    Radar

    obaerTationa with APo/13

    w

    ere - .de a t 15

    00

    an

    d

    1700.

    Ea

    ch

    l u t e d approxim

    te ly 20

    minutea

    am

    nothing

    unuaual

    waa re por te d

    b . Aotirl t t .ea

    ot

    U. s.

    ~ e a t n . r

    Bureau

    wather station a t Sta.ple ton Field, Demer,

    Colorado

    a

    {1) Surtaoe oba e

    rvat i

    ons ( t e l e ~ ; p e sequences)

    indi

    cate scat te red oumulus

    olouda

    in

    the ~ n e r a l a

    rea wit

    h vis ib i l i ty

    unlimi

    t

    ed.

    Copy ot

    re

    po r ts

    attached.

    (2)

    Upper

    a i r

    cb11rnt ion

    oonaisted

    ot

    traolcing

    of

    a weather balloon through

    optioal

    DIUDI (theodolite) f r om

    14

    00 to 1433.

    Run

    was

    terminated

    when

    bal.oon

    buret .

    (A white balloon s uaed.) Copy

    of

    r epo r t (Pl.BAL)

    at tached.

    o . Aot1Titieaot .Ur JJatioznl

    Guard

    a t Buckley Field,

    Colora.doa

    None.

    4. Aot1Tit1eaot Naftl Wther

    Soction

    a t

    Buckley

    n.eld ,

    Coloradoa

    1)

    Surtaoe

    obaerTatl.ona

    indioate adat tered oumulua

    olou

    da

    in

    1he

    area w1 t

    excel lent

    Tiaib i l i ty .

    Analrau

    of

    weather

    a t 1630K iaa

    Soattered

    c ~ & u l u a

    type o

    louda

    bases var iable

    1000

    to

    10000 tee t , Tiaib i l i ty 30 :Ulea

    or

    more. winda

    alof t

    15000

    t e e t

    300 de groe a 18

    mota becoming 3SO de groea 33

    mota.

    3.

    Looal

    f l igh t

    aohedulea 1 See t l ig

    h t

    aohedulea of Lawry Air Force Baae aDd Staple ton

    Airport,

    at tached

    5. 6., 1. 8., 9., lOa

    cat iTe

    ,

    -

    UNCtJ SS\f1EO

  • 8/9/2019 Project Blue Book: 1949 Denver Sighting

    18/30

    I

    --

    AIRlfAYS Al

    YD

    AIR C

    OIJ UN

    ICATIOlTS SERVI CE

    BEADQ UA nTERS 1910T& AACS SQ.UA.D

    ROD

    Lovr7 Air Force Base, C o l o r ~ d o

    UNCLA SStF ED

    stmJJ:CTa

    unusual

    Radio

    Disturbances

    TOt

    Ytng

    ntel l i

    gence Officer

    415th ~ e c h n i c a l

    Training liD:

    Lowry .11r

    Force

    .Base,

    Colora.C.o

    25 August 9 ~

    ' 1. . . thorough check bas been made of

    al l

    Radio nnd other logs

    maintained

    b7 thie organization for August 20, 1949 and

    subject

    logs

    do

    not disclose ~

    unusual

    disturbances or bappenint;a on

    that

    date.

    2. ~ s t i o n i n g

    of

    personnel

    on d u t ~

    at our faci l i t i es

    on August 20,

    1 9 ~

    lao resulted in negatiTe report

    ,

    ..;

    . . . . .

    I

    . c ( ,

    { I

    I

  • 8/9/2019 Project Blue Book: 1949 Denver Sighting

    19/30

    U N C t > S S \ f \ ~ I C E OF THE BAs.:. T

    ION

    S

  • 8/9/2019 Project Blue Book: 1949 Denver Sighting

    20/30

    B/L 0 1ce of the Base Operations

    Officer

    25 Aug 49. Subj: Report of Aircraft

    GUchriat W T.

    Godfrey,

    E 0.

    Crosland,

    R. T.

    Kicld.sh,

    \1.

    J

    '

    Captain

    Captain

    Captain

    Captain

    UNCLASSIF ED

    3415th Tech

    Tng

    Wg Lo ry

    AFB

    -

    C-47-9956 University S

    tudent

    C-47-9956 University Stude

    nt

    C-47-2073 U

    niv

    er sity

    C-47-2073 ___Univers y St

    ud

    ent

    l ' f

    Captain

    U S ~ \

    aat Base Operations

    Offic

    er

    UNCL SSIFlEQ

  • 8/9/2019 Project Blue Book: 1949 Denver Sighting

    21/30

    -

    BASE ~ H R STATION

    Detachment 19

    -JL

    Lowry J.ir Force Base

    Denver, Colorado

    U N C L A S S l r i t ~

    lAY 333.1

    25 August 1949

    SUBJECTs Investigation of

    Meteorolog

    ical Activities in

    Vicinity of

    Denver,

    Colorado, on

    Evening

    of 20

    August 1949

    TOt

    Comman:ling

    General

    Lowr,

    Air Force Base

    Deaver, Colorado

    TTNs Wing

    I ~ t a l l i g e n c e

    Officer

    1 J.n

    investigation

    ot

    a l l upper

    air

    am radar

    act ivi t ies ot

    weather

    agencies at or adjacent to

    Lowry

    Air

    Force Base, Deaver,

    Colo

    rado,

    was

    corducted

    y

    the urdersigned on this date. Results

    by

    or

    sanization follows

    ,. .

    a

    Activities

    ot

    Det 19-JL,

    19th

    Weather Squadrons

    '

    1) Surtace observations

    teletype

    sequences) indicate

    acattered cumulus

    type clouds

    at 7000

    to

    8000

    feet

    and an occasional thunderstorms were prevalent

    in

    the

    Deaver. area.

    VisibUity

    was

    exce

    l lent

    with no obstuc

    tioDe.

    (cop;y ot weather

    report attached).

    2)

    Upper Air

    Observation

    consisting

    of

    r adio set

    SCR-

    658

    tracking

    transmitter

    attached

    t o a

    balloon

    was corxlucted

    troa 1415 to

    1442 when

    run

    was

    terminiated due to

    fad

    U. signal. Set

    was

    operated on 4 3

    , .egacycles

    with

    80ae interference. Cause ot i nterference was undeter

    ained.

    Copy

    upper

    wimi

    report IRAWIN)

    at

    acbed.

    ' 3) Radar observations with APQ/13 were made at 1500 nd

    ~

    ~

    1700. Each report lasted

    approximately 20

    mirrutes aai

    DOth

    iDS um1sual

    was

    reported.

    1 1 ~

    Stapleton Field, Denver, Colorados

    0

    ;.

    .. v ~ ~

    ~ ~ ~ ~ ~ 1) Surtece

    observations

    teletype sequences) indicate

    ~

  • 8/9/2019 Project Blue Book: 1949 Denver Sighting

    22/30

    U N C L A S S ~ f 1 f

    LRI

    333.1

    SUBJECTs Investigatio

    n

    ot Meteorological Activities

    in

    Vicinity ot

    Deaver, Colorado, on Evening of

    2

    August 1949

    c) Activities ot Air Nati

    onal

    Guard at

    Buckley Field,

    Coloredos

    None

    d) Activities ot

    Naval Weather

    Section

    at Buckley

    Field,

    Color

    ados

    (1)

    Surface

    observati

    o

    ns

    indicate scattered

    cumulus

    clouds

    iD the area with excellent vis i

    b

    i l i ty

    e)

    jc t iv i t ies ot oth.- unS tss None determined.

    2.

    Anal7sia

    of weather at 1630M i s ~

    Scattered cumulus

    type clouds

    bases

    variable

    8000 to 10000 feet,

    vis ibi l i ty

    JO

    mjles

    or more, winds

    aloft

    1 5000

    teet 3

    degr-ees 18

    knots

    becoming JJO

    degrees JJ knots.

    3

    S\4 Ve7 of astronomical

    phenomena reveals

    no

    outstarding

    or

    prominent

    celest

    i

    al

    phenomena.

    H. PRIBBLE

    11 J

    or USAF

    Station

    Weather

    Ottic_.

    UNCLASS\F ED

  • 8/9/2019 Project Blue Book: 1949 Denver Sighting

    23/30

    UNCL SS\f1BD

    L

    OWR

    Y AI R FORCE BAS

    E,

    COLO

    RA

    DO , 20 A_UGUST

    9 ~ 9

    1 5 2 7

    .LRY 7cfo30 1

    56/

    B6

    / 35

    -

    I

    V0

    19/ /

    9/

    1 6 2 ; LRY 8

    cP30

    1

    56/66

    /

    34+- '

    0 1o/

    o

    1724

    M

    LRY

    0 8dD30

    5 9 /

    8 5 7 c

    / 0 / ~

    60 5 6 86

    250

    1

    (

    9

    1400

    M RA&I f\

    tRY21 RA'r' H

    090

    05 6 0 3 0 1

    34o6

    80308 2007 03208 23215 43 11 6 63019

    83019

    0301 9 32

    2h

    43

    22

    v 633

    38

    8

    3244

    0 3333

    2322

    8 2 8

    )

    STAPLETO

    N

    F I E L D

    DEN

    VE

    R COLORA

    DO

    , 20 AUGU

    ST

    1

    949

    153

    0M

    DEN 1

    00::50

    1

    29

    / 85

    t ~ / 0 /

    CB DI ST THRU NE

    163

    0r.

    1

    DE

    N -

    C9

    1

    0c0

    50 1

    25

    8 S

    /

    \ o

    6 /

    0 5 / 1

    60

    -0 CB DI

    ST E

    '

    17

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    111 DEN

    0

    11

    cP

    50 1

    32

    86/

    35.1-

    9/ 0 16/ 1

    6o0

    CB DI ST E

    PB 32 2o1 6

    oo

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    oo4o

    5 6o4o5 o3o4 eo2o4

    34o4 032

    o 5 23

    11

    0

    430

    13 630 16

    8301 6 0321 4

    53

    4 39 0

    324

    7 5

    3050

    BUCKLEY

    NAV EL

    AI

    R STATI ON ,

    DEN

    VER

    1530

    M

    BUY

    80

    t.;

    15+

    o

    /

    2 1-1-.t

    5/ 0 16

    1630.: BUY 8cP15+ ~ / 8 / 4 6 ; q 6

    1730t

    .

    BUY 3o015+ ~ / 8 4 C 0 E

    I

    COL

    OR ADO,

    20

    AUGU

    ST

  • 8/9/2019 Project Blue Book: 1949 Denver Sighting

    24/30

    DETAT

    LS a

    UNCLA55\F1ED

    AT DE"rvER

    , COLORA )()

    1. Informat

    io

    n a o p e ~ i n g in this o r t coes

    not reflect

    inve st i at ion

    condu=ted

    by DC'

    :

    1:

    14 , CSI , Lo' 'ry

    AF

    B

    ase

    , b

    ut i s ta :

    en verbatim f r cm

    an

    Ai r

    I n t e Inrormation

    Re

    por t , L. :FB , 010 . 9- 3, Hq 3415th ':'ech

    Tn

    g . n r;

    ,

    L

    owry AF

    v

    enver , Co

    l orado ,

    ted 26 A u ~ u s t

    This

    lndicates

    that

    t he

    in

    vesti

    gat

    io

    n w

    as

    conduc

    ted

    by

    E. T. l

    U

    RTHA

    , Capta

    in

    ,

    U

    .

    ,

    7iing

    I n t e l l i Of f i c

    er

    and co

    vers i o d

    f r

    om

    20-

    26

    1949 .

    ..;

    2.

    The

    re

    po

    r t

    is as f o

    llowaa

    Date

    of

    i ~ h t Satu

    r day , 20

    u s t

    1949

    of b h t i n

    .'he

    re

    s

    ighte

    d (obser

    ve r

    s

    posi t i

    o

    n),

    ,

    Denver,

    Co

    l o

    a.

    Gr ound

    (1)

    (2)

    C

    ity

    , town : Denve

    r,

    a d o

    Dis

    tanc

    e and directi on f r om c

    i ty

    or town, road ,

    in t

    er -

    b.

    (3)

    (4)

    Airs

    s e

    c tion

    ,

    et

    c

    . : 1ieadin :;

    .

    est

    , 260 de b

    rees

    Fr

    om

    bui l

    din

    g

    ( s t

    o

    ry),

    etc

    . :

    Ya

    r d.

    ~ coor dinates ( i f feasib l

    e) s h o w i n

    lat i tud e and

    lon

    ;i t udea Not de

    tennined

    .

    N

    ot

    a >T

    l ic

    ab

    le .

    --

    o.

    Seaa

    No

    t a pp

    l icable.

    4 .

    Num

    b

    er

    of ob

    je

    otsa

    On

    e. appea r ed o

    val

    becaus e

    of fume

    s.

    5. Obs ervable cel estia l phe

    nome

    na or p

    lan

    et s

    that

    may

    for t he Br i ght sunny day.

    6.

    Distance of

    ob j e

    ct

    f r om observer.

    7.

    e.

    a.

    Lateral ly - a pt> r o

    ximate

    ly 10 m

    i l

    e

    s .

    b.

    An

    gle

    or

    el

    ev

    a t

    io

    n f r

    om

    hor i

    zon:

    85 degr e

    es

    o. Altitude 40 , 000 fe

    e t

    Time

    n si

    gh

    t :

    20 sec ond

    s.

    Appearance

    ot ob jecta

    a.

    Colora

    Aluminum

    b.

    Shape a

    o.

    Apparent co

    nstruct i

    on

    Possibly aluminum

    d.

    Size

    a

    85 feet

    acr

    o

    ss

    85

    feet

    acro

    ss

    1)

    Estim

    ated

    s i zea

    Size of

    B

    -26

    (2)

    Size as

    i t app

    eared

    from ob se rver ' s

    view:

    9.

    Direction

    or h t a

    " est -

    260

    1e

    g

    reea

    10. Tactics

    or

    maneuver St ra ight

    l ine of f l i gh

    t , horizontal

    ,

    I

    UNCLASSIFIEO

    .

    .

    '

    .

    . .

    .

    ;

    '

    '

    l

    ....

    .

    .

    . '

    ..

    .

    ..

    I

    '

    ' \

    ..

    t

    P

    I

  • 8/9/2019 Project Blue Book: 1949 Denver Sighting

    25/30

    T I IP ' .

    -. f .

    . .

    '

    .

    DETAILS

    (cont d)

    '

    11.

    Evidence of exhaust .

    UNCLASSIFlED

    a.

    b.

    c .

    d.

    e.

    '

    Color of

    s

    :

    oke : un

    dete

    r m

    ined.

    Len h and wi dth:

    va ro r -fuzzy

    .

    Odor (

    i f

    any): tione .

    R ~ t e of

    e

    va

    pora t io

    n:

    lmmediately

    Does t

    rai l

    va

    ry

    wi t h s o

    und?:

    i'ot

    Effect on

    cl ouds a a p?

    l ica

    b

    le

    - c l e

    ar.

    Li

    t;hts a None

    12.

    13.

    14

    15.

    16.

    17.

    18.

    19.

    20 .

    Suppo

    r ts ITin

    gs. Object a?

    pea

    r ed t o have a swe pt back

    flyin

    g

    win

    g . The i l i n of

    the ryin

    g

    e ~ i t t e d

    n

    fuzzy

    heat

    wave wh

    ich

    a v e the ob jec t n shaped

    Pro

    9u

    ls i

    o

    ns

    ?r

    obo b

    ly j et e l l e d

    Control and

    s tabil i ty

    :

    ob se rved.

    Air ductsa

    Uo

    t obs e

    rv e

    d.

    S d

    ' .

    T)

    ' J 17

    00

    ee - . . .. . .u . a

    So

    und:

    D

    istance

    t oo gr eat fo r sound

    to

    be heard .

    ~ of di sappea r ance: raded f r cm -iev;

    t i v e

    to

    t

    he

    Obse

    rver

    1.

    Name

    of

    observera

    2.

    Add

    ress:

    S. Occupat ion:

    Training , Towry AFB , Denver, Col orado

    4. Place

    of

    b

    usinessa

    a.

    Name

    of employers Air Force B

    ase

    6. Pertinent hobbies:

    Archaeology

    -

    chess.

    a. Is observer a

    l

    ateur as t ron ome

    r ,

    ?i.l

    ot

    ,

    months

    U3AF

    former

    Arma

    ment

    v1

    f i

    ce

    r

    6. Abili ty

    to

    determines

    54

    b.

    Color.

    Speed

    of

    moving objects.

    Size

    a t distance.

    }''llitness

    is

    a fonner A.mament

    Of f i c

    er.

    t h o r o u

    h l y f ~

    l i a r

    o. i th co

    nventi

    onal of

    J N t l ~ ~ : ~ ~ r i c a n aircraf t and is

    -..

    -

    '

    I

    . .

    .

    . ,

    '

    t

    -

    .

    -

    .

    .

    .

    . -

    ) I

    .

    .

    -

    .

    '

    I

    '

    ,.

    . '

    ..

    4

    .

    ..

    '

    .

    -

    ..

    t .

    .

    -

    '

    a t :aw ry

    AFB

    t is

    fe l t that

    this

    witness

    is

    )amply

    qualified

    t o d

    eter

    ming

    )informat

    i on requested

    in

    c

    1

    Reliabil i ty

    of

    o

    bs

    ervers

    F

    ellow

    workers

    report

    ~

    ~ h o n e y .

    is

    conscientious

    and

    reliable.

    8 . Notes relative

    of

    ~ b s e r v e r ona

    a.

    Sightin s i.n

    r a l

    a 1;ot ?

    T)

    l icable.

    UNC b. H

    aw

    attent ion

    as

    drawn t o

    objects i

    otion

    l ASSIF7Eo

    '

    I

    I

    '

    I

    I

    I

    I

    I

    I

  • 8/9/2019 Project Blue Book: 1949 Denver Sighting

    26/30

    DETAILS (oont :d) l N C ~ S S \ f 1 E O

    ..

    o. Deg

    ree

    of

    fa t i

    ?ue and du

    ra t i

    on of

    f l i ~ h t

    t

    ime

    of

    h t i n

    n

    cases l"

    he

    re

    o

    't:

    Je

    rver

    i s

    air

    borno : :1o t

    l i c a

    l e .

    9.

    VIi

    tne

    sses:

    ,,

    .one

    10 .

    C o t r m n t s

    of r

    a..;Rrdin"" t 'le

    inte l l i cnco

    ttn:i

    of

    pe

    rson

    o ~ . 9 . t e d .

    ":'i

    t noss ':V"l

    l

    t .

    1e qu

    i et , s obe r

    nc

    appe )red

    to

    sin

    c

    ero

    .

    r:.

    i

    ::;

    Intel

    l i.-ence

    e r ,

    af

    te:- t;Onsi':Jorlnc::;

    the

    " i

    tne

    ss ' b

    a.ckt;

    r ound

    an : e..co

    r i

    'lfi:

    Jq, L

    ot

    :ry

    A F

    Bas e.

    25

    Two

    cys

    l t r J e t 19-

    :5

    L, E

    ase l.eether

    Sta

    L o w ~

    A? Ba se, 25 ~ 19

    FOR

    HEADf.l

    U

    A.

    qTERS , OSI , ':7Asun GTCN, D. C.

    S a ~ as indicated above)

    FOR COt:.:.UTDilfG E l ~ R A L ,

    LO

    .RY AF DASE, COLORADO

    (Same as

    indicated above)

    ,

    UNCLASSIFlED

    - . I . ,

    - . . .... .. . . .

    w

    '

    .

    I

    I

    -

    . .

    ...

    1

    -

    . .. .

    I

    ..

    .,

    '

    ....

    .

    I

    I

    . .

    . .

    w

    . .

    ' .

    t

    J

    - .

    f

    .. .

    .

    .

    - . .

    \ .

    I

    . .

    . . .

    ...

    .

    . ....

    -

    . .

    .

    .

    -

    ' .

    '

    ,

    ..

    (

    -

    .

    ....

    ,

    -

    ...

    ..

    ,

    I

    ... \ .

    r

    .

    . .

    .

    ,.

    .

    ..

    .

    ..

    -

    .

    -

    I

    \,." ..

    ...

    ..

    .

    I

    I

    I

    I

    I

  • 8/9/2019 Project Blue Book: 1949 Denver Sighting

    28/30

    - . ..

    /

    --

    c c

    p

    y

    ----

    '

    )

    A A Y S

    1 :

    D A: .t CO

    a.

    ID:ICAT IOSS R V I :

    H A D ~ A 1910th AACS

    S ~

    A

    Lowry Ai r

    Fo

    r

    ce

    25

    Au '}1

    s

    t 4

    9

    SODJECT: U

    nusual

    R

    ad io

    Dist urb ances

    TO

    ning

    Intel l1$ence O

    f f i

    c

    er

    ~ 4 5 t h Techn

    ical

    Tro.i

    nin

    g

    ..

    ing

    LO.v

    ry

    Air Fo rce Bo. se

    Co

    l orado

    1.

    A thorou: h

    ch

    eck h ~ ~ b

    een

    of

    al l ~

    and

    oth

    er

    maintain

    ed by or gan

    izat io

    n

    fo

    r August 2

    :)

    , l 9

    4Q

    and sub

    je

    ct l o

    ::

    s do

    not i s ~ l any unusual i o t u

    or on t

    hat

    20

    2.

    1949

    ~ e s t

    of per s on

    ne

    l

    al

    so resul ted

    in

    ne: at iv e

    ,

    on

    rl

    u

    ty

    at our f a

    ci

    l

    i t i

    es

    on

    u s t

    r epo

    r t .

    -

    .

    '

    / t /

    TAYL

    OR S. SHR:NE

    Major , US

    AF

    Comm

    anding

    ..

    . . .

    . .

    ' '

    ,

    ,

    '

    -

    . -

    .

    \

    .

    . .. .

    ..

    .

    . ,

    v

    f

    .. t

    .,. .. '

    I

    . . .

    .

    -

    -

    J

    -

    t:

    ...

    -

    r

    '

    ,

    .

    .

    '

    .,

    .

    I t '

    -

    I

    t

    r

    J.J

    -

    ..

    ,

    ..

    .. .;..

    ,

    . .

    . . .

    .

    :.

    .

    .

    -

    .

    . .

    ..

    -

    .

    ,

    -

    t

    -

  • 8/9/2019 Project Blue Book: 1949 Denver Sighting

    29/30

    c 0

    p

    y

    -----

    .

    . .

    ~

    OFFICE THE 'S

    ASE P O F F I ~ R

    3415th Teohn ic

    o.

    l Tr a l

    ni

    n: :

    in

    &

    and

    Lo,.r

    ry

    Air J. or ce E1s e

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    SUBJECT a

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    Denver,

    ATTN: ran

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    Inte l l i r;ence Cff ic er

    25 . U t;;U st 1949

    1. The f ol l o?' in o re

    ort

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    Air Force Base w1tich e re f l y i ofS in t ~ e vi c in i ty

    of

    Denver bet :een

    the

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    {exac t ti:ne not dete r.r

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    2J ~ - u ' t l s t 194J

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    was

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    629

    618

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    Beach 33A

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    56

    26

    43

    23

    266

    226

    Air Force 208

    Lockheed 501

    C

    essna 9V

    3727V

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    53293

    914

    71V

    27V

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    r ~ a v i o n 92K

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    7. estern 81

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