POSITIONS WANTED

Biochemical Toxicologist, Sc.D. Seeks biomedical/environmental research/teaching. Major interest inbiochemical mechanisms of toxicity and models ofneurological diseases. Research experience in organo-phosphate neuropathy, heavy-metals pharmacody-namics, and abnormal hemoglobins. Teaching experi-ence in toxicity, environmental sciences, and chemistry.Available 15 July 1975. Box 227, SCIENCE. X

Biologist, Ph.D. botany/zoology. Publications. Ex-perience in phytoplankton/zooplankton dynamics asindicators of water quality. Postdoctorate experiencein algal systematics. Seeks position in related field,including research or teaching. Box 228, SCIENCE.

5/23; 6/6

Chemist-Pharmacologist, Ph.D. (chemistry), currentlyat major northeastern medical school pharmacologydepartment. Publications, teaching and research ex-perience. Current interest: caffeine-local anestheticinteractions in muscle; structure-activity relationships.Seeking teaching/research position. Box 229, SCIENCE.

x

Ecologist, Chinese origin, M.Sc., Ph.D. 1973, pollu-tion ecology, toxicity, sewage utilization, soil biology.Two years of undergraduate postgraduate teaching andpublications. Seek research job. Box 230, SCIENCE.

x

Molecular Immunologist-Microbiologist seeks employ-ment. Wide experience. Research emphasis has beenon the structure and function of immunoglobulins.Able researcher and teacher. Prefer near Northwestand Northeast. Box 205, SCIENCE. 5/23

Physical Biochemist. Ph.D. 1973. Two years of post-doctoral training and publications. Experience inmembrane transport, lipid, protein chemistry. Back-ground in physical, biochemistry, instrumentation,computers. Desires position with industry/govern-ment. Box 231, SCIENCE. X

Physiologist, Ph.D. 1958. Extensive medical and alliedhealth science teaching experience. Organized severalbioscience courses including laboratory for graduateand undergraduate students. Heart research in metabo-lism/function with many publications. Desires teach-ing/research position. Box 221, SCIENCE. 5/23

23 MAY 1975

LOnly those employers who will not discriminate

on the basis of race, sex, religion, color, or nationalorigin should submit Personnel Placement advertis-ing.

POSITIONS WANTED: 40c per word, use of BoxNumber counts as 10 additional words. Minimumcharge $10. Prepayment required. This rate appliesto individuals only, personnel agencies and com-panies take display rate for all advertising.

DISPLAY (POSITIONS OPEN, MARKET PLACE,AND SO FORTH): $110 per inch, minimum (1 inch isequivalent to 12 lines of 48 characters each). Adsover 1 inch billed to nearest quarter inch. No chargefor Box Number. Rates net. No agency commissionallowed for ads under 4 inches. No cash discount.Prepayment required for foreign advertising. Pur-chase orders and billing information must accom-pany all other advertising.

COPY for ads must reach SCIENCE by Wednesday,3-1/2 weeks before issue date (Friday of each week)requested. Send copy for all positions wanted adsand display ads under 5 inches to:

SCIENCE, Room 2071515 Massachusetts Ave., NW

Washington, D.C. 20005

Send copy for display ads, 1/6 page and larger. to.

Scherago Associates, Inc.11 West 42nd StreetNew York, N.Y. 10036

BLIND AD replies should be addressed as follows.

Box (give number)SCIENCE

1515 Massachusetts Ave., NWWashington, D.C. 20005

PersonnelPlacement

875

HEAL ni S&i&LN LO LI ARYAMIcN;MAZTER UNIVERSiTY,

Supervises and implements a range of science andengineering functions which include classifying, cata-loging, and processing of all monographs, serials, tech-nical reports, maps, and other materials in the Scienceand Engineering Library. Qualifications: Bachelor'sdegree in physical or engineering sciences, MLS degreefrom an ALA accredited school, and subject catalogingexperience in a large university or technical library arerequired. Experience with OCLC and working knowl-edge of German or Russian are desirable. Faculty rankof Assistant or Associate Librarian. Salary: $12,027to $15,900.

ASSISTANT LIBRARIANS-SCIENCE LIBRARY (TWO POSITIONS)

Provides bibliographic, reference, and interlibraryloan services and assists in conducting computerizedsearches in the Science and Engineering Library.Qualifications: MLS degree from an ALA accreditedschool required. A bachelor's degree in one of thephysical sciences, previous experience in a scientificlibrary, and reading knowledge of French or Germanare desirable. Faculty rank of Assistant Librarian.Salary: $10,000+.

Please send applications to: Dr. Arthur Cole, Li-braries' Personnel Officer, State University of NewYork at Buffalo, 308 Lockwood Memorial Library,Buffalo, New York 14214. An Equal Opportunity/Af-firmative Action Employer.

ASSISTANT PROFESSOR, immediate opening inunique, internationally known department for researchand teaching in science and technology of fermentedproducts, wine, and brandy, especially production andengineering aspects. Ph.D. with qualifications in chem-ical or biochemical engineering required. Food or fer-mentation science or related fields are of supportingvalue, but wine expertise may be learned later. Sendresume and references to Dr. A. D. Webb, Chairman,Department of Viticulture and Enology, University ofCalifornia, Davis, California 95616. The Universitv ofCalifornia is an Equal Opportunity Emiployer. We en-courage applications from persons regardless of sex,ethnic, or racial background. Applications received af-ter 31 July 1975 are not assured consideration.

ASSISTANT PROFESSOR-Biochemistry, Ph.D.

A budget line, hard money position, 12-month basis,with duties in medical, dental, graduate, and nursingschools. Starting date flexible, January to 1 July1976. Teaching load is moderate; sufficient free timefor independent research. Facilities are generally ade-quate. Salary level $16,000.Any qualified individual is invited to apply. Send

curriculum vitae and references before 1 July 1975 to:Head, Department of Biochemistry, Louisiana StateUniversity Nl4e4ical Center, New Orleans, La. 70112.

HORTICULTURISTS-TWO POSITIONSAssistant Professor-Teaching undergraduate course(s)in vegetable production, graduate course in hormonalcontrol of plant growth. Research in vegetable physiol-ogy. Requires Ph.D. in Horticulture or related fieldwith strong background in plant physiology and bio-chemistry.Assistant or Associate Professor-Teaching under-graduate courses in horticulture, graduate course(s) inmorphogenesis of horticultural plants or plant tissueculture. Supervise graduate students in ornamentalhorticulture, and take the lead in developing a stronggraduate program in horticulture. Develop a researchprogram utilizing tissue culture. Requires Ph.D. inHorticulture or related field with strong background inplant physiology in the area of tissue culture. Experi-ence in teaching and graduate student supervision.Positions available 1 July 1975. Send resumes, tran-scripts, and three letters of reference by 15 June to Dr.0. E. Smith, Chairman, Department of Horticulture,Washington State University, Pullman, Wash. 99163.An equal opportunity&affirmative action employer.

POSITIONS OPEN

ASSISTANT CURATOR IN HERPETOLOGY ORICHTHYOLOGY to start 1 January 1976. Appoint-ment at half-time for 12 months, emphasizing Recentor fossil taxa; duties chiefly in collection managementbut include research and graduate student guidance.Ph.D. required. Send curriculum vitae and three lettersof reference to R. F. Johnston, Museum of NaturalHistory, The University of Kansas, Lawrence, Kan.66045. The University of Kansas is an Equal Oppor-tunity Employer, encouraging applications by qualifiedpersons ofall races.

ASSISTANT OR ASSOCIATE LIBRARIAN-SCIENCE CATALOGER

SCIENCE AND ENGINEERING LIBRARY

POSITIONS OPEN

ASSISTANT' PROFESSOR-Botany. Nine-monthappointment. Primarily undergraduate biology andbotany teaching. Emphasis on basic biology, or-ganismic botany, and lower plants. Ph.D. required.Teaching experience desirable. Send curriculum vitae,official transcripts, and three letters from personsknowledgeable of the candidate's abilities to: Dr.Donald R. Scoby, Chairman of Search Committee,Department of Botany, North Dakota State University,Fargo, N.D. 58102. Equal Opportunity/AffirmativeAction Employer. Deadline for applications: 15 June1975.

ASSISTANT PROFESSOREcologist-for September 1975

Ph.D. to teach undergraduate courses in ecology andparticipate in introductory course. Interest in marine orestuarine ecology desirable. Send resume and threeletters of recommendation to H. Marguerite Webb,Chairman, Department of Biological Sciences, GoucherCollege, Towson, Maryland 21204.

An Equal Opportunity Employer

ASSISTANT OR ASSOCIATE PROFESSOR OFINSECT (INVERTEBRATE) PATHOLOGY

Position available for 1 September 1975 for qualifiedperson with relevant Ph.D. to develop and teach newcourses in insect pathology. Also must be capable ofdeveloping new basic and applied research program oninsect viruses of importance in crop protection. Musthave strong background in pathology and virology andbe adaptable to doing research in an Agricultural Ex-periment Station situation. Postdoctoral experiencepreferred. Closing date for applications is 20 May1975. Send resume with names of five references to Dr.P. L. Adkisson, Head, Department of Entomology,Texas A&M University, College Station, Texas 77843.An Affirmative Action/Equal Opportunity Employer.

ASSISTANT PROFESSOR OF PHARMACOLOGYAND INTERNAL MEDICINE

Full-time position available 1 July 1975

Clinical pharmacologist with strong background inboth pharmacology and internal medicine, qualifyinghim or her for an assistant professorship in both de-partments. Position includes teaching and research,with appropriate responsibilities for patient care. Op-portunity for academic advancement and gradual in-crease in responsibility for planning future growth anddevelopment of this interdisciplinary program. Applyto: Dr. Edward A. Carr, Jr., Department of Pharma-cology, University of Louisville, Health SciencesCenter, P.O. Box 1055, Louisville, Kentucky 40201. AnEqual Opportunity/Affirmative Action Employer.

Ph.D. BIOCHEMIST/PHYSIOLOGISTResearch position available at Instructor level.Qualifications: Postdoctoral experience; good back-

ground in kinetics and statistics; experience in bonemetabolism. Salary dependent upon qualifications.Female and minority candidates are encouraged toapply. For information write:

D. J. Baylink, M.D.Seattle VA Hospital

Seattle, Washington 98108

BIOLOGISTWe are accepting applications until 16 June for a

position in biology at the Instructor or Assistant Pro-fessor level. Candidates must be interested in teachingbiology to students in health-related programs andmust be willing to teach both day and evening classes.Candidates must hold at least a master's degree in abiological science with course work in vertebrateanatomy, vertebrate physiology, and microbiology.Work in biochemistry, histology, parasitology, andpathology and teaching experience in a health-relatedprogram are desirable. Apply with resume to Dr.David Cook, Science and Mathematics, Floyd JuniorCollege, Rome, Georgia 30161. Floyd Junior College isan Equal Opportunity/Affirmative Action Employer.

ENERGY-REALTED TRAINEESHIP. The NationalScience Foundation has awarded energy-related train-eeship to the departments of atmospheric sciences,chemistry, geology and chemical, electrical and nuclearengineering at the University of Missouri-Columbia.Qualified M.S. and Ph.D. graduate students in theseareas should write: Chairman, Nuclear Engineering,University of Missouri-Columbia, Columbia, Missouri65201, for applications. Awards are available for fallsemester 1975 and winter semester 1976. The deadlinesfor receipt of applications are, respectively, 1 July1975 and 15 October 1975.

POSITIONS OPEN

BIOLOGY FACULTY APPOINTMENTS AS AS-SISTANT PROFESSOR (TWO) AND ASSOCIATEPROFESSOR (ONE) starting no earlier than January1976 are anticipated. Assistant professorship can-didates should have at least 2 years of postdoctoral ex-perience and detailed plans for independent researchprograms. Associate professor candidates should havean established program of research. Appointments willbe made to complement existing projects in the areas ofanimal virology, molecular genetics, and devel-opmental biochemistry. Applicants will be evaluatedfor demonstrated potentials of research and ability toteach undergraduates as well as graduates. Send cur-riculum vitae including publications and at least threereferences to: Faculty Recruitment Committee, Depart-ment of Biological Sciences, Mellon Institute of Sci-ence, Carnegie-Mellon Universitv, 4400 Fifth Avenue,Pittsburgh, Pa. 15213. An Equal Opportunit/A,ffir-mative Action Employer.

BIO-MATHEMATICIAN/AGRICULTURISTUniversity of California, Davis. The Department of

Vegetable Crops has an opening in the Agricultural Ex-periment Station for a person with a rank equivalent toAssistant Professor to conduct research and teachingprograms in biological modeling, systems analysis ofcrop production, and applied statistics. The appoint-ment will be on an I l-month basis. Applicants musthave a Ph.D., preferred training in plant biology, statis-tics, and computer science. Preference will be given toqualified applicants with knowledge in production ofannual crops. Approximately 75 percent of the timewill be devoted to research, with general objectives tostudy, describe, innovate, and improve vegetable pro-duction and quality. General program areas would begrowth, culture, and physiology. Specific research areacould be soil-plant-water relationships, growth-devel-opment-environment, or one of several other possi-bilities utilizing systems analysis and biological mod-eling. Teaching duties include direction of graduatestudent research, supervision of graduate students onexperimental design, statistics, and computer program-ming. Undergraduate/graduate courses in applied sta-tistics may develop.

Applicants should submit curriculum vitae and listof publications, including reprints, undergraduate andgraduate transcripts, and three letters of recommenda-tion by I July 1975, to: Dr. Mas Yamaguchi, SearchCommittee Chairman, Department of Vegetable Crops,University of California, Davis, California 95616. Tele-phone: 916-752-1743. Resumes received after I Julymay not be considered.

The Universitv oJ California is an Equal Opporlu-nitY/Affirmative A ction Employer.

BIOPHYSICISTOne- to two-year research position at the Laboratory

of Radiobiology, University of California, San Fran-cisco. The position requires a person with Ph.D. in Bio-physics and at least 2 years of postdoctoral experiencewith automatic cell synchronization of mammaliancells and with techniques of microfluorimetry and iso-pycnic centrifugation. Applicant should submit by IJune 1975 curriculum vitae, copies of research publica-tions, and names and addresses of three referees to Dr.Robert B. Painter, Associate Director, Laboratorv ofRadiobiology, Universitv of California, San Francisco,Calif. 94143. The University of California is an EqualOpportunitylAffirmative Action Employer.

IMMUNOBIOLOGISTResearch staff position (Assistant Professor rank)

available 1 September for Ph.D. or M.D. with experi-ence in cellular immunology and preferably also in bio-chemistry. Responsibility for developing an indepen-dent research program as part of an interdisciplinaryeffort oriented to understanding of genetic, ontogenic,and physiological effects of energy-related environmen-tal agents. Opportunity to participate in graduate-levelteaching. Applications including curriculum vitae, cop-ies of representative publications, and names and ad-dresses of at least three referees should be sent to Pro-fessor Harey M. Patt, Director, Laboratory of Radio-biology, School of Medicine, University of California,San Francisco, Calif. 94143. The University of Califor-nia is an Equal Opportunity/Affirmative Action Em-ployer.

IMMUNOLOGISTAssistant Professor with interests in drugs and drugtherapy to teach at the undergraduate and graduatelevels as well as development of a strong research pro-gram. Postdoctoral and/or teaching experience pre-ferred. Applicants should send a curriculum vitae andnames of references to Dr. Yusuf Abul-Haji, College ofPharmacy, University of Minnesota, Minneapolis, Min-nesota 55455. An Equal Opportunity Emplover.

876

POSITIONS OPEN

CHIEF OF PATHOLOGY/RESEARCH PATHOLOGIST

OCCUPATIONAL RESPIRATORY DISEASESThe National Institute for Occupational Safety and

Health (NIOSH) (Center for Disease Control, U.S.Public Health Service), is seeking a pathologist inter-ested in cardio-pulmonary research to serve as Chief ofPathology or as Pathologist at the Appalachian Labo-ratory for Occupational Respiratory Diseases (AL-FORD) in Morgantown, West Virginia. Responsi-bilities will include (i) analysis of the data collectedthrough the National Coal Workers' Autopsy Study:(ii) clinical-radiological-pathological correlations in oc-cupational disease; and (iii) basic research in occupa-tional respiratory diseases in a uniquely equipped facil-ity including high-resolution radiography, x-ray fluo-rescence, scanning electron microscopy, microprobeanalysis, transmission electron microscopy, and com-puter-aided image analysis. Affiliation with adjaccntWest Virginia University Medical School affords op-portunity for teaching of medical students and housestaff.

Candidate must be a medical doctor well trained(preferably Board eligible or Board certified) in ana-tomic pathology, with demonstrated excellence as aninvestigator in at least some of the areas describedabove. Experience or demonstrated interest in occupa-tional or environmental medicine and epidemiologyare desired.

Positions are in the Career Civil Service or the Pub-lic Health Service Commissioned Corps. Salary rangeis $20,000 to $40,000, depending on qualifications. cx-perience, and personnel system. Liberal fringe benefitsapply.

Interested candidates should send inquiries, curricu-lum vitae, and references (within 30 davs) to: PathologySection, ALFORD, P.O. Box 4292, Morgantown, WestVirginia 26505. An Equal Opportunit! Employ'er.

AMERICAN HEALTH FOl. NDArl ION seeks thefollowing professionals for its new research facility,The Naylor Dana Institute for Disease Prevention onthe Westchester County Medical Center Campus, 30miles north of New York City:CHIEF, DIVISION OF NUTRITION, preferably

M.D., for studies on nutrition and causes of heart dis-ease and/or cancer.CHIEF, DIVISION OF TOXICOLOGY, preferably

M.D., for studies on chronic effect of chemicals in ani-mal models and man.DOCTOR OF VETERINARY MEDIC'INE to func-

tion as manager of new 12,000-square-foot LaboratoryResearch Animal Facility.

Send curriculum vitae, including bibliography, to:Dr. J. H. Weisburger, American Health Foundation,Naylor Dana Institute, Valhalla, New N'ork 10595. AnEqual Opportunitiv Emplo_ver.

THE UNIXVERSITY OF TEXAS AT DALLASDEAN OF NATl'RAL SC'IENCES

AND MATHEMATICSApplications and nominations are invited for the

deanship of Natural Sciences and Mathematics.Duties require the development and administration

of graduate degree programs leading to the Ph.D. inthe natural sciences and mathematics, and in upper-level undergraduate programs in the School of NaturalSciences and Mathematics.

Starting date: On or before I September 1975.Salary: Open.Indication of ethnicity and sex for Afirmtativ'e A c-

tion statistical purposes i.s requested but not required.Send applications and nominations before 9 June 1975to: Alexander L. Clark, Vice President for AcademicAffairs, The University of Texas at Dallas, P.O. Box688, Richardson, Texas 75080. The Universit v of Texasat Dallas is an Affirmative Action/Equal OpportunitsEmplo pler.

ELEC'TRON MICROSCOPE TECHNICIANThe University of Texas at El Paso announces a staff

position for a B.S.- or M.A.-level graduate in Biologi-cal Sciences with a strong background in Chemi 'ryand a minimum of I year of experience in TEM of o-

logical tissues. Expertise in ultramicrotomy, darkrk m

procedures, tissue preparation, freeze-etching, vacuum

evaporation, and operation of a high-resolution trans-mission electron microscope is required. Skill in teach-ing and supervision is important. Funds currently avail-able through May 1977. Send resume, transcripts, andthree letters of recommendation to: Dr. Joanne T.Elizey, Chairman, Search Committee, Biological Sci-ences, University of Texas at El Paso, El Paso, Texas79968. Application deadline: 31 May 1975. UTEP is an

Equal Opportunity/Affirmative Action Emplo.ver.

POSITIONS OPEN

MONTANA STATE U'NIVERSITYFISHERIES BIOASSAY I.ABORATORY

Research staff openings on energy-related research forthe following: Aquatic Zoologist (Ph.D. or M.S.), Bi-ology Technician (M.S. or B.S.), Analytical (Organic)Chemist (Ph.D.), Analytical/Water Chemist (Ph.D.),and Chcmistrs Technician (M.S. or B.S.). When writ-ing, include a statenment of specific interests. resume,list of references, data available, and salars require-ments. Rosemarie (C. Russo, Department of e'hemistry,Montana State Unisersity, Bozeman, Mont. 59711.MSL' is an Eqiual Opportuniiti Emploi er.

UNIVERSITY OF QUFENSI ANI)LE(TU RER IN PHYSIO1OGi

Applications are invited lor the above position in theDepartment of Physiology (which includes Pharmacol-ogy). A sound background in research is essential, andthe successful applicant will be required to continue re-search and to participate in teaching and other relatedduties (quote reference No. B26275, 29 June).

Salaron Within the range $AI 1.250 to $AIs.I00 perannum.

Other benefit.s Superannuation similar to FSSU,housing assistance, study leave, traveling, and remosalexpenses.

Additional information and applicaition f'orms areobtainable from the Staff Officer, Unisersity of Queens-land, St. Lucia, Queensland, 4067, Australia.

FlA ICUL iPOSITI SN' MIARINIE S'Ilt 1)1IF1SThe Institute for Marine Studies of thc Unit ersits of'Washington is seeking candidatcs for f'Zicults positionsin sevcral areas of' marinc policvy and manigement.Duties would includc graduate-level tciching and re-search, both individual and as a mcniber of miiulti-disciplinary teams. Areas of' proifessional interest in-clude coastal ione planning and management. marinctransportation and commerce, and marine resource de-velopment and management. Positions are at the lcselof assistant or associate professor and are .isavilablc aseariv as Septcmber 1975. Submit curriculumil vitac ornominations to Professor Donald I.. N1eKernan, I)irec-tor, Institute for M arine Studies l A--35I, I nii ersity ofWashington, Seattle, Wash. 98195. An E'qual Opportu-nit /.lAffirmatii e A tion Emoiplo er.

ME1I)ICA 1. GENE I''l (CI5ilAssistant or Associate Professor. Septcmber 197s. toparticipate in teaching graduate and medicail schoolcourses. Ph.D. or M.D. with at least 3 vears of post-doctoral experiensce. Salars $18,0)00 to $2(1)00( depend-ing on qualifications. Please send curriculum s%itae andreferences to: Head, Division of Medical Genetics, I ni-versity of Oregon Health Science (enter, Portland, Or-egon 97201. An Equal Opportunitj FEmplovcr.

NEU.ROPHYSIOLIOGIST (Ph.D.) with at least 2years of postdoctoral experiencc in ccilular phssiology,including mammalian intracellular techniques and invitro svstems, for a position as Assistant Professor ofNeurology insolving research in experimental epilepssyand participation in neurosciencc training programs.Send curriculum vitae and names of three referees toDasid A. Prince, M.I)., Chairman, I)epartment of Neu-rology, Stanford tlnisersits School of Medicine. Stan-ford, Calif. 94305. Stanford Univcrsiti iN an Equal Op-portunitti through Affiroiative 4 ction mtplo ier.

PHYSIOLOGY POSITIONTeaching with some research. Title: Assistant Profes-sor of Animal Sciences, Washington State University.Washington State Unisversitvis an equal opportunit V/affirniative action emplo_ver. Those desiring to applyfor this position should send a complete resume by 15June 1975 to:

Dr. R. I. Preston, ChairmanDepartment of Animal SciencesWashington State t nisersityPullman, Washington 99163

PHYSIOLOGX'Assistant/Associate Professor, with experience ofteaching medical students and competence in research.Preference given to applicants with expertise in neu-

rophysiology. Salary negotiable, depending on experi-ence. Write to: Dr. A. R. Lind, Phvsiology Department,St. Louis Unisersitv Medical School, 1402 S. Grand, St.Louis, Mo. 63104. An Equal OpportunitY/AffirmativeAction Emplorer.

SCIENCE, VOL. 188

LINCOLN UNIVERSITYCOLLEGE OF AGRICULTURE

New ZealandLECTURER/SENIOR

LECTURER INAGRICULTURALMICROBIOLOGY

The Council of Lincoln College invitesapplications for the position of Lecturer/Senior Lecturer in Agricultural Microbi-ology. Applicants should have a post-graduate degree in Science or Agricul-tural Science, and have appropriateteaching and research exprience.

Duties include lecturing to Degree andDiploma classes particularly in thoseaspects relating to plant diseases andthe supervision of postgraduate stu-dents. Research in a field of Microbiol-ogy related to Agriculture will beencouraged.

The successful applicant will be ap-pointed as Lecturer or Senior Lectureraccording to qualifications and experi-ence. Present academic salary scalesare: Lecturer NZ$7,787-$9,838; SeniorLecturer NZ$10,007-$11,718 (Bar)$12,062-$12,743. New Zealand Govern-ment Superannuation available.

Removal expenses and fares of the suc-cessful applicant will be reimbursed upto specified limits.

Conditions of Appointment giving fur-ther details of this position at LincolnCollege can be obtained from the Asso-ciation of Commonwealth Universities(Appts), 36 Gordon Square, LondonWC1H OPF, or from the Registrar ofthe University.

Applications close on 30 June 1975.

UNIVERSITY OF PAPUANEW GUINEA (Port Moresby)Applications are invited for the post ofCHIEF TECHNICIAN IN THE DEPART-MENT OF BIOLOGY. The post carriesresponsibility for the administration andorganisation of the teaching laboratoriesand for the provision of full technicalservice and assistance to the Depart-ment's teaching staff. The appointee willbe required to supervise and programmethe work of the technical staff and toassist in the University TechnicianTraining Scheme. Candidates shouldhave a wide experience in laboratorywork as well as formal qualificationsto the level of Associate of the Insti-tute of Science Laboratory Technicians(London) or equivalent. They should becompetent in and willing to be per-sonally involved in the provision oftechnical service (including training ofJunior Technicians) in one or more ofthe following areas-microscopy, his-tology, histochemistry, museum tech-niques, photography, phylum technol-ogy. Appointment at a lower grademay be offered in the absence of suit-ably qualified applicants.

Salary scale: A$10,388-A$11,856 p.a.(E1 sterling = A$1.78). In addition, anallowance of A$1,300 p.a. if single ispayable. An extra A$1,000 MarriageAllowance and A$156 per child Allow-ance may also be payable. Conditionsinclude provision of housing, studyleave, annual leave fares, FSSU typesuperannuation. In some cases it maybe possible to make an appointment onsecondment. Applications should be induplicate and include a curriculumvitae, the names and addresses of threereferees, a recent small photograph andan indication of estimated starting date.Further details and the conditions ofappointment are available from TheSecretary, P.O. Box 4820, University ofPapua, Papua, New Guinea. Send appli-cations as soon as possible.

I__ _ _ _ _ _ _ _ _ _ _ _ I' I__ _ _I__ J L J

,1 1I£1AS

FACULTY OF MEDICINEDIVISION OF

MORPHOLOGICALSCIENCE

Applications are invited from candidates withan M.D. and/or Ph.D.

Salary and rank commensurate withexperience.

Applicants must have an active interest in re-search. Ability to teach gross anatomy wouldbe an asset. Effective date 1 July 1975, or asarranged. Nominations and/or applications willbe received by Dr. C. Levene, Professor, Divisionof Morphological Science, The University of Cal-gary, Calgary, Alberta, Canada, T2N 1N4. Appli-cations are to be accompanied by a detailed cur-riculum vitae.

23 MAY 1975

AAAS Membershipsand Subscriptions

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877

TOXICOLOGIST

We are seeking candidates with aPh.D. in Pharmacology or Experi-mental Toxicology.

A minimum of 3 years, experiencein independent toxicology researchand laboratory supervision is highlydesirable. Will be responsible forbroad-range toxicology programsat the Corporate level.

We are a highly diversified "For-tune 500" chemical company offer-ing excellent opportunity for pro-fessional growth and development.Please send your r6sum6 and sal-ary requirements in confidence to:

Box 234, SCIENCE

An Equal Opportunity Employer M/F

I

OBSERVATORY PROJECT MANAGERThe University of Texas McDonald Observatory re-

quires a person to oversee the daily operations of thelunar laser ranging experiment. Seek recent Ph.D. inobservational astronomy or related field. In-strumentation and/or supervisory experience pre-ferred. Residence at McDonald Observatory is re-quired. Beginning salary commensurate with educationand experience. Submit rdsum6 to E. C. Silverberg,McDonald Observatory, P.O. Box 1337, Fort Davis,Texas 79734, or apply: The University of Texas atAustin, Office of Personnel Services and Employee Re-lations, 108 East 19 Street, Austin, Texas 78712. AnEqual Opportunity and Affirmative Action Emplorver.

PHYSICAL, CHEMIST. Small state liberal arts col-lege seeks Instructor or Assistant Professor. Ph.D. pre-ferred. Strong commitment to teaching. Majors in biol-ogy, mathematics, and natural science. To teachcourses in general chemistry, physical science, andphysics as well as in physical chemistry. An interestand background in environmental studies desired. Sal-ary from $9,500 to $13,000, depending on qualifica-tions. By 10 June, send letter and resume to: Dr. C. M.Wilson, Chairman, Science Division, St. Mary's Col-lege of Maryland, St. Mary's City, Maryland 20686.An Equal OpportunitY/Affirmative Action Employer.

PLANT ECOLOGIST AND TAXONOMISTSWARTHMORE COLLEGE has a position open

for the 1975-76 academic year, replacing a professoron leave. Courses to be taught are: Fall Semester"Plant Ecology," a double credit subject involving lec-tures, field, and laboratory teaching. Spring Semes-ter--(i) "Taxonomy of Seed Plants," lectures, labora-tory, and field teaching; and (ii) participation in a teamtaught elementary course "Organismal and PopulationBiology' (lectures and laboratory).

Inquiry for this I-year position should include cur-riculum vitae, names, and addresses of potential refer-ences, and specific explanation of preparation forteaching the undergraduate subjects listedabove. Nor-man A. Meinkoth, Chairman, Department of Biology,Swarthmore College, Swarthmore, Pa. 19081. Swarth-more College is an Equal Opportunity Employver.

POSTDOCTORAL, POSITION

Immediately available. Work concerns sugar nucle-otide interconverting enzymes. Experience in carbohy-drate chemistry and cnzyme purification helpful.

Dr. Helmut AnkelDepartment of Biochemistry

The Medical College of Wisconsin561 North 15 Street

Milwaukee, Wisconsin 53233

RESEARCH ASSISTANTSHIPS IN BIOMATHE-MATICS

Applications are invited for predoctoral research as-sistantships in biomathematics. Background desired in-cludes undergraduate chemistry, biology, and physics;mathematics through ordinary differential equationsand linear algebra; working knowledge of a computerlanguage; and high GRE, MAT, or MCAT scores. Mi-nor deficiencies may be remedied. Stipend $4000 peryear. Send application to Dr. William Siler, Chairman,Biomathematics Department, University of Alabama inBirmingham, Birmingham, Ala. 35294. An Equal Op-portunitY Employer.

RESEARCH ASSOCIATESTUMOR IMMUNOLOGY

Two contract-supported positions available I June inLa Jolla, California (San Diego area), research institu-tion to (i) develop techniques for the selective enrich-ment of inflammatory cells recovered from dis-aggregated neoplasms or (ii) investigate macrophage-mediated cytotoxicity. Applicants with backgrounds inimmunology and working familiarity with cell separa-tion techniques or macrophages are preferred. Salary$13,500 to $15,500. Send complete resume to: Box 232,SCIENCE.

RESEARCH ASSOCIATE

Applied mathematicians and/or fluid mechaniciansneeded for research on mathematical modeling of lakecurrents and aquatic ecosystems. Candidates shouldhave common sense and competence in numericalmethods and fluid mechanics. Competence in or will-ingness to learn biology and chemistry is desirable. Ap-plicants should send resume and references to Profes-sor Wilbert Lick, Department of Earth Sciences, CaseWestern Reserve University, Cleveland, Ohio 44106. AnEqual Opportunity Employer.

878

POSITIONS OPEN

DSIR-NEW ZEALANDSCIENTIST OR ENGINEER

GEOTHERMAL RESERVOIR RESEARCHDSIR is expanding its geothermal research program

and requires. a qualified scientist or engineer (who maybe a recent graduate) for work on geothermal rescr-voirs. Applicants should be competent in computermodeling of physical systems involving mass and heattransfer. This is an opportunity to join a research labo-ratory with an international reputation in this field.A salary of up to NZ$1 1,562 per annum is payable

depending on qualifications and experience.For further information please write to the Director,

Physics and Engineering Laboratory, Private Bag,Lower Hutt, New Zealand.

Application forms, details of passage assistance, andso forth may be obtained from the New Zealand Am-bassador, New Zealand Embassy, Washington D.C.

Applicants should quote Vacancy No. 1994 and for-ward applications to the New Zealand Ambassador,New Zealand Embassy, 19 Observatory Circle, NW,Washington D.C. 20008, by 5 July 1975.

SENIOR RESEARC'H ASSISTANTS. Two (2) posi-tions currently open for candidates with M.S. in bio-chemistry or molecular/cell biology to participate inthe study of the structure and function on intestinaland/or renal epithelial cell brush borders. Send cur-riculum vitae, transcript, and three letters of referenceto:

James \)V. Brown, Administrative AssistantComparative Animal Research Laboratory

1299 Bethel Vallev RoadOak Ridge, Tennessee 37830Equal Opportunityl Emplover

SENSORY NEL'ROANATOMY-ULTRASTRUCTURF

Interdisciplinary center for sensory sciences has facultyposition for investigator of neurosensory system bymodern anatomical techniques including ultrastructureand light microscopy. Must lecture on neuroanatomi-cal systems, offer advanced systems and techniques-orn-ented graduate seminar, and train graduate and post-doctoral students in laboratory. Rank and salary open.Send curriculum vitae to: Dr. H. G. Sperling, SensorySciences Center, 6420 Lamar Fleming Avenue, Hous-ton, Tex. 77025. An Equal Opportunitv/AffirmativeA cltion Employer.

STATISTICAI. ECOLOGISTA full-time research position at the Assistant Prot'es-

sor level is now open with the Center for Environmen-tal and Estuarine Studies of the University of Mary-land for a statistical ecologist. Candidates should havea strong background in biostatistics and quantitativeecology. Qualified individuals are invited to submit adetailed resume, postmarked before 30 June 1975, to:Dr. Robert E. Ulanowicz, Chairman, Search Com-mittee, Center for Environmental and Estuarine Studies,P.O. Box 38, Solomons, Maryland 20688. The Univer-sitv ofMaryland is an Equal Opportunity Emplover.

TERRESTRIAL ECOLOGISTResearch/teaching position available 4 September

1975 for Assistant Professor. Must have field experi-ence in moose-wolf ecology. Ph.D. degree required.Postdoctorate preferred. Assist in teaching animalecology and general biology. Send resume and lettersof reference to Dr. Robert C. Stones, Head, Depart-ment of Biological Sciences, Michigan TechnologicalUniversity, Houghton, Michigan 49931. An Equal Op-portunity Employer.

TOXICOLOGY RESEARCH POSITIONWashington, D.C., Area

Requires Ph.D. in either pharmacology, biochemis-try, toxicology, or pathology, or D.V.M. with experi-ence in toxicology. Must have laboratory experiencewith large animal toxicology and management experi-ence in directing small groups. Will administer largegovernment-sponsored research program on daily basisand monitor work of widely dispersed subcontractorlaboratories. Will conduct library searches and accum-ulate and assimilate biomedical information from abroad range of sources. Will formulate laboratory pro-tocols for diverse areas of toxicology and be familiarwith standard acceptable toxicology protocols. Posi-tion salary from $20,000 depending on experience, andis available I May 1975.

Box 233, SCIENCEAn Equal Opportunity Employer

POSITIONS OPEN

PREDOCTORAL STUDY IN PHYSIOLOGYThe Department of Physiology provides graduate

training leading to the Ph.D. degree in the areas of cel-lular and molecular endocrinology; cell membranetransport; lipid metabolism and obesity; myocardial,skeletal, and smooth muscle physiology and biophys-ics; neurophysiology; and tumor and cell biology. Assis-tantships are available for qualified applicants. For de-tails write to: Chairman, Graduate Committee, Depart-ment of Physiology and Biophysics, University of Illi-nois at the Medical Center, P.O. Box 6998, Chicago,Illinois 60680.

FELLOWSHIPS

POSTDOCTORAL RESEARCH FELLOWSHIP inhuman and medical genetics available for a qualifiedM.D. and/or Ph.D. Send resume with three referencesto

Ms. M. T. DixonThe Institute for Cancer Research

Fox Chase Cancer Center7701 Burholme Ave.

Philadelphia, Pa. 19111An Equal OpportunitY Emplover

UNIVERSITY OF MELBOUJRNERESEARCH FELLOWSHIPS

Several fellowships are awarded twice each year lorfull-time research in any department of the University.

Eligibilitr: Ph.D. or at least equivalent research ex-perience.

Tenure: to 2 years.Salarr: $12,250 (Australian), (currently equivalent

to U.S.$17,570 or £6,866), $485 annual incrementplus return air fare.

GRANTS-IN-AID AND TRAVEL GRANTSSeveral grants-in-aid are also awarded twice each

year to academics on salaries leave to conduct full-timeresearch at the University.

Detailed information from the Secretary for Gradu-ate Studies, University of Melbourne, Parkville, Victo-ria, 3052, Australia.

Applications close 31 July 1975.

COURSES

SUIMMER ENVIRONMENTAL LAND-USEPLANNING INSTITUTE

8 July 5 August 1975This Institute to be held at the Sea Pines Plantatior

at Hilton Head Island, South Carolina, will focus orthe ecological, economic, legal, and esthetic aspects ofand-use planning.The Institute will be cosponsored by the Environ

mental Planning/Research Institute, North Carolin:State University (School of Design), and the Sea PineCompany. It is intended primarily for advanced undergraduales, graduates, and professionals.

For more information, write or telephone: Dr. ErilRifkin, Director, Environmental Planning/Research Institute, 100 North Pineapple Avenue, Sarasota, Florid;33577. Telephone: 813-955.6218.

MARKET PLACE

FOR SALETWO SPINCRAFT AUTOMATIC SPEED FILTERSEach filter is a double unit (two filter chambers). Excellent condition. Stainless steel construction. Originacost $2500 per filter. Will sell $1250 (half price). Contact John Leiferman, Room 430, Plummer BuildingRochester, Minnesota 55901.

AUTHORS I RESEARCHERS INeed drawings of your slides and specimens?Charts and maps? Want them done quickly andprofessionally? We've been doing it for years!SCHROEDER * MAZER * HOLLINGSWORTHSTUDIO OF SCIENTIFIC ILLUSTRATIONBox 98 Still Pond, Md. 21667Phone (301) 348-5755

ILLUSTRATORS FOR THE SMITHSONIANAND SCIENTIFIC TEXTS

SCIENCE, VOL. 18I

4 ~Why Mr. Nice uses Lul REPIPETe4's -

I 10 ml REPIPETDispenser withconvenient 2-openingcontainer. Accuracy 1%,reproducibility 0.1%.Also stocked in 1/2, 1, 5,20, 50, and 100 ml sizes.

Price of Modelshown; :-;V X;f : -.- f0$68 .50 . Dispensers for sulfuric acid

Ralph Nice, chief chemist for the Palo Alto Regional WaterQuality Control Plant, says:

"Sulfuric acid always seems to drip, creep, spilland generally be very messy to handle, butwith the REPIPET dispenser the whole opera-tion is clean and neat."

What more needs to be said? Only that if you'd like a copy ofour 1975 catalog,"Labindustries Today," it's free for the asking.

4 LABINDUSTRIES1802 Second Street/Berkeley, CA 94710/Phone (415) 843-0220

Circle No. 287 on Readers' Service Card

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Circle No. 364 on Readers' Service Card

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