elxvili 
COLLEGE 
OF SCIENCE AND TECHNOLOGY 
SOUTH KENSINGTON, LONDON, S.W, 
The following Special Courses of Advanced Lectures will be given, 
commencing in January next ;— 
Subject— Conducted by— 
The Pathology of Plants {Pe ERS M.A., Sc.D., 
Cytology ...« « .. Mr. C. C, Dosert, M.A. 
Navanned Entomology } Phy Maxwett Lerroy, M.A., 
For further particulars of these and other Courses to follow application 
should be made to the REGISTRAR. 
A Christmas Course of Lectures. 
ROYAL INSTITUTION OF 
GREAT BRITAIN, 
ALBEMARLE STREET, PICCADILLY, W. 
Professor H. H. TURNER, F.R.S., will on Saturday next, December 
27, at Three o'clock, begin a Course of Six Illustrated Lectures (adapted 
to a Juvenile Auditory) on ‘A VovaGe in Space.” The Starting Point— 
Our Earth; The Start Through the Air, December 30; Journeying by 
Telescope, January 1, 19143; Visit to the Moon and Planets. January 3 ; 
Our Sun, January 6; and The Stars, January 8. Subscription (for Non- 
Members) to this Course, One Guinea (Juveniles under sixteen, Half-a- 
Guinea); to all the Courses in the Session, Two Guineas. Tickets may be 
obtained at the Office of the Institution. 
THE MURDOCH TRUST. 
For the benefit of INDIGENT BACHELORS and WIDOWERS 
of Good Character, over 55 years of age, who have done ‘‘ something” 
in the way of Promoting or Helping some branch of Science. 
Donations or Pensions may be granted to persons who comply with these 
conditions. 
For particulars apply to 
Messrs. J. & J. TURNBULL, W.S., 
58 Frederick Street, Edinburgh. 
SOUTH AFRICAN COLLEGE, 
CAPE TOWN. 
CHAIR OF ECONOMICS. 
Applications are invited for the PROFESSORSHIP of ECONOMICS 
at the above College. 
Salary £500 per annum, rising to £800 per annum. 
Applicants must not be more than 35 years of age. 
Full particulars of the position can be obtained on application to 
T. Lovepay, Whiteley Wood Road, Sheffield. 
SOUTH AFRICAN COLLEGE, 
CAPE TOWN. 
LECTURESHIP IN APPLIED MATHEMATICS. 
A LECTURESHIP in APPLIED MATHEMATICS (salary £300) 
is shortly to be established. Applications to be sent to Dr. C. G. Knott, 
Edinburgh University, not later than January 1, 1914. 
THE QUEEN’S UNIVERSITY 
OF BELFAST. * 
The LECTURESHIP in PHYSICS will become vacant on February 1, 
1914. The salary attached to the office is £250 per annum. 
Full information as to duties and terms of appointment may be obtained 
from 
JOHN M. FINNEGAN, Secretary, 
N.B.—Direct or indirect canvassing of individual Senators or Curators 
will be considered a disqualification. 
TECHNICAL AND SCIENCE SCHOOL, 
STOREY INSTITUTE, LANCASTER. 
HEADMASTER of the TECHNICAL and SCIENCE SCHOOL 
required. Candidates must possess a University Degree or its equivalent 
in Engineering (Electrical or Mechanical), and have had teaching and 
organising experience. Salary £230 per annum, rising, at the end of two 
years, to £2s0 per annum. Forms of applications and particulars will be 
forwarded, on receipt of stamped addressed envelope, royal octavo size, by 
SECRETARY FOR Epucation, Town Hall, Lancaster. 
NATURE 
[DECEMBER 25, I913 
THE ACTING HIGH COMMISSIONER 
for the Union of South Africa invites applications for appointment of a 
LECTURER in PHYSICAL CHEMISTRY at the VICTORIA 
COLLEGE, STELLENBOSCH, Salary £300; three years’ agree- 
ment. Applications, accompanied by copies of testimonials, must be 
received not later than December 31, 1913, addressed THE SECRETARY, 
32 Victoria Street, S.W. 
UNIVERSITY OF BRISTOL. 
The LECTURESHIP in APPLIED MATHEMATICS will be vacant 
in January. For particulars apply to the REGISTRAR. 
TYPEWRITING undertaken by Woman 
Graduate (Classical Tripos, Girton College, Cambridge; Intermediate 
Arts. London). Research, Revision, Shorthand. 
CAMBRIDGE TYPE-WRITING AGENCY, 5 Duke Street, 
Adelphi, W.C. = Telenhone : 2208 City 
New Dismountable Metal Bookstands and 
Desks with Adjustable Shelves, for Libraries, Schools, &e. Catalogue 
and Price List free on application. 
Street, Oxford Street, London, W. 
BOO KS t Books on Scientifie, Technical, 
a Educational, Medical, all other 
subjects, and for all Exams. 
SECOND-HAND AT HALF PRICES! New, at 25% Discount. 
CATALOGUES FREE, State Wants. Books sent on approval, 
BOOKS BOUGHT: Best Prices Given. 
W. & G, FOYLE, 121-123 Charing Cross Road, London. 
Plant for producing 
GAS FROM HEAVY OILS 
om a small scale 
FOR LABORATORIES. 
MANSFIELD & SONS, Ltd., 
11 Hamilton Square, Birkenhead. 
PLATINUM 
Crucibles, Scrap, Utensils, Wire, Foil, Residues, &c. 
Purchased at Highest Prices or Taken in Exchange. 
Supply: Platinum Sponge, Sheet and Wire, Alloys, 
Crucibles, Dishes, Tubes, and Apparatus. 
THE LONDON REFINING CO., LTD, 
32 CLERKENWELL ROAD, LONDON, E.C. 
Bankers: London City and Midland.  ‘Lelephone: 388 Holborn. 
TELESCOPES! 
THE TELESCOPE HOUSE 
With 100 Years’ Reputation. 
FINEST LOWEST PRICES 
QUALITY. IN THE WORLD. 
NEW ILLUSTRATED CATALOGUE Post Free. 
oxy BROADHURST, CLARKSON & CO., "ren" 
ADDRESS: 63 FARRINGDON ROAD, LONDON, E.C. 2156 
WIRELESS 
TELEGRAPHY 
APPARATUS 
Illustrated List post free. 
A. C. COSSOR, Ltd., 
59-61 CLERKENWELL ROAD, LONDON, E.C. 
V. ScHLIENGER, 15 Great Chapel 
