c]xxxvi 
NATURE 
[FEBRUARY 15, 1917 
KEBLE COLLEGE, OXFORD. 
NATURAL SCIENCE SCHOLARSHIP, 10917. 
An examination will be held in this College on March 13 fora SCIENCE 
SCHOLARSHIP of the annual value of £60, with laboratory fees £20. 
Subjects: Chemistry o* Biology, with elementary Physics, and for 
Biologists elementary Chem‘stry as well. 
Intending candidates should apply to Dr. HarcuetT Jackson, the 
Science Tutor, for information, 
PRIFYSCOL CYMRU. UNIVERSITY OF WALES. 
- The University offers not more than TWO FELLOWSHIPS, each of the 
annual value of £125, tenable for two years. Applications from graduates 
of the University of Wales must be received on or before June rt, 1917, by 
the Recistrar, University Registry, Cathays Park, Cardiff, from whom 
further particulars may be obtained. 
PHYSIOLOGY.—Private lessons given by 
experienced coach for all Medical Exams. and B.Sc., laboratory work, 
practice in ‘‘spotting,”’ &c. Fees reasonable. Easy reach of Central 
London.—Apply ‘' P.,’’ Box 25, c/o Nature Office. 
BIRKBECK COLLEGE. 
ASSISTANT IN CHEMISTRY DEPARTMENT. 
WANTED IMMEDIATELY, an ASSISTANT in this Department—a 
permanent appointment. 
Salary £200 to £225, according to qualifications. 
Candidates should state their academic and other distinctions, age, and 
experience ; and should enclose testimonials. 
Applications must be received by the 19th inst. 
Apply to the Principat, Birkbeck College, Breams Buildings, E.C. 
NOBEL’S EXPLOSIVES COMPANY, LIMITED, 
ARDEER FACTORY, STEVENSTON. 
There are at present several vacancies on the Staff of the above Factory 
for men suitable fer training for the control of manufacture. 
Applicants, who must be qualified Chemists, preferably possessing a 
University degree or its equivalent, should submit full details of their 
training and experience to 
THE MANAGER—RESEARCH SECTION, 
Ardeer Factory, Stevenston. 
WANTED, YOUNG LADY ASSISTANT 
for PRIVATE OPTICAL and PHOTOGRAPHIC RESEARCH 
LABORATORY in LONDON, N.W., engaged on war work. Skill 
in fine retouching and spotting necessary. Knowledge of general photo- 
graphic work desirable. Some experience in halsaming filters or 
microscopic preparations would be advantageous. Good salary for suit- 
able lady.—Apply, stating experience, to Box 15, c/o NaTuRE Office. 
TEXTILE RESEARCH.—Women Graduates 
in Physical Chemistry wanted. State experience and salary required. 
—Box 226, Nature Office. 
TO BE LET OR SOLD. 
Modern Elizabethan House, 25 miles from London on L. & S.W. Railway, 
14 miles from Station. High ground, exceedingly healthy situation, neat 
Golf Links. Good water supply; hot-water heating apparatus. Four 
sitting-rooms and lounge hall, six bedrooms, besides servants’ rooms, bath- 
room. Good kitchen, larder, and cellars. Gardener's cottage with laundry 
attached ; coachmsn’s cottage ; good stabling and garage. 
App'y MESSRS. SACH & CO., 
155 VicrcriA STREET, WESTMINSTER, S.W. 
WANTED, a large Model Dick Petrological 
Microscope hy Swift. Mechanical 
Hazels, Prescot. 
OLD PLATINUM, GOLD 
Dental Alloy, Scrap, &c., 
Purchased for Cash or Valued. 
SPINK & SON, Ltd., 
17 & 18 PICCADILLY, LONDON, w. 
: EST. 1772. 
Fine Jewels or Plate also purchased or valued. 
stage essential.—PiLkInGTon, 
} 
Messrs, W. HEFFER & SONS, 
Limited, 
BOOKSELLERS, © CAMBRIDGE, 
Are OPEN TO PURCHASE 
complete sets of the following :— 
Astronomical Society (Royal) Memoirs 
Astrophysical Journal 
Biochemical Journal 
Cambridge Philosophical Society Transactions 
Ibis, First and Second Series ~ 
Royal Society Proceedings and Transactions 
Thorpe, Dictionary of Chemistry. 5 vols, 
Zeitschrift fiir Biologie ; 
Zoological Society Transactions. Vols 1=6 
Observatory, etc., etc. 
Librarians, Professors, Executors, and 
others desirous of disposing of the above 
or any other Scientific Periodicals 
and Books, both English and Foreign, 
are invited to communicate with them. 
Best Prices Given. Licensed Valuers for Probate. 
J. POOLE & CO| 
ESTABLISHED 1854 
SCIENTIFIC & EDUCATIONAL 
BOOKSELLERS 
Second Hand Books at about half published price. 
:: New Books at discount price. 
ENQUIRIES BY LETRAS 
RECEIVE IMMEDIATE ATTENTION 
104 Charing Cross Road, London, W.C. 
BOO KS ! Edueational, Medical, all other 
subjects, and for all Exams. 
SECOND-HAND AT HALF PRICES: New Books at Discount Prices. 
CATALOGUES FREE. State Wants. Books sent on approval 
BOOKS BOUGHT: Best Prices Given. 
W, & C, FOYLE, 121-123 Charing Gross Road, London, 
EGS 
Books on Seientifie, Technical, 
BOOKS, MAGAZINES 
and PERIODICALS 
Despatched regularly to all parts.” 
Can we send you particulars of our 
POSTAL SERVICE? 
Individual requirements studied and lowest 
prices quoted. 
E. GEORGE & SONS, Ltd., 
23 Jacob Street, London, S.E., England. 
