NATURE [October 14, 1922 



BATTERSEA POLYTECHNIC. 



Principal — * Robert H. Pickard, D.Sc, F.R.S. 



University Courses, day and evening, under Recognised Teachers o 

 the University of London are provided in Science. Engineering and Music. 



CHEMISTRY— *J. Kenvo , D.Sc, 1 .I.C. ; *J. L. White. D.Sc. 



PHYSICS.— *S. Maksh, B.Sc., Ph.D. ; *A. E. Evans, B.Sc; «J. F, 

 Philliis, B.A., B.Sc. 



M \ I HEMATICS.—* V. M. Saxelbv, M.Sc, B.A.; * F. W. Harvey 

 B.Si . M.A. ; *W. G. Bicklry, M.Sc. 



WICAL AND CIVIL ENGINEERING.— " \V. E. M. 

 Curnock, M.Sc, B.Eng. ; > |. B. Shaw, A.R.C.S., Wh.Ex.; - H. M. 

 Edmonds, B.Sc. ; * V. C. Davii 5, B.Si .. A.M.I.Mech.E. 



ELECTRICAL ENGINEERING. —« A. T. Dover 

 A.Am.I.E.E. ; * H. I Mani , A.M.I.E.E. 



MUSIC.—" H. D. WETTON, Mus. Doc. F.R.C.O. 



' Denotes recognised teacher of University of Lond 



.E.E., 



The 



alsi 



Day Technical College in Engineering and Science. Day Training 

 College of Domestic Science. Day Department of Hygiene and 

 Physiology. Day School of Art and Crafts. 



Evening Courses in Engineering, Chemistry, Physics. Mathematics, 



I : i i- nnl.ijy, ' limn. .,1 I-' 1 1 j 1 1 1 ur ring, I I \ j i' ne and Physiologj . Art, 

 Matriculation Subjects, Domestic Economy, Music, Physical draining. 

 Hostel, for Women Students. Large playing fields at Merton. 



UNIVERSITY OF ABERDEEN. 



BLACKWELL PRIZE ESSAY. 



The BLACKWELL PRIZE of THIRTY GUINEAS, Open to Unre- 

 stricted Competition, will be awarded in 1923 for the Best Essay on " The 

 Sculptured and Inscribed Stones of the North-east and North of Scotland." 



Essavs must be lodged with the Secretary of the University on or 

 before January 1, 1923. 



Each Essay must bear a Motto, and be accompanied by a Sealed 

 Envelope bearing the same Motto, and enclosing the Name and Address of 

 the writer. 



chal College, Aberde 



H. J. BUTCHART, Secretary. 



LEEDS GRAMMAR SCHOOL. 



: applica 



i,sf,,r the Post of HEADMASTER 



Present Numbers, 600. 

 , and in Mathematics and Sci 

 rs Degrees of a University i 



The GOVERNORS 1 



of this School. 



The School is a Day Si ho il. 



Advanced Courses in Classic 



Applicants must hold Honoi 

 Kingdom or the British Dominions. 



Salary £1200, rising by annual increments of ,£50 a year to . 



House free of rent, rates, and external repairs provided. 



Duties to begin as from January 1, 1923. 



Applications, with references and 20 copies of not more tl 

 testimonials, to be sent in so as to be received not later thar 

 1922, to the Clerk to the Governors, 6 Butts Court, Leeds 



UNIVERSITY OF BIRMINGHAM 



LECTURER IN PHYSIOLOGICAL DEPARTMENT. 

 GRADE III. 

 The Council invites applications for the above post. Com 

 stipend £300 per annum. 



Applications, with testimonials, should be sent to the undersigned not 

 later than October 16. No special form of application is required. 



'The Candidate elected will be required to enter upon the duties at once. 

 The conditions of appointment for Grade III. and for promotion to 

 Grade II. on the University Staff may be obtained from 



' ,E( ). II. MORLEY, Secretary. 



BACTERIOLOGICAL INCUBATOR, 



HEARSON'S, in good working condition, with patent Gas Regulator, 

 FOR SALE, inside measurement 15" X 15" x 18", supplied by Messrs. 

 Baird & Tatlock. Inspection and offer 



S/Amn 



;.ir.lc 



:,w. 



LABORATORIES available up to4OO0 square 



feet, well equipped, suitable Chemical, Physical, Electrical, or 

 Bacteriological purposes, together with telephone and office facilities. 

 Within seven minutes of Bank. Box 20, c/o Nature Office. 



SCIENTIFIC APPARATUS MAKERS 



Wanted. First-grade men with electrical knowledge. Apply, stating 



WANTED TO PURCHASE : Messenger 



of Mathematics, Vols, ii to 49; Quarterly [ournal of Mathematics, 

 1910-21. Priced offers to W. Met 1 1 ,2! Hart Street, London, W.C.i. 



PALAEOLITHIC IMPLEMENTS, French 



and British. Setsoffive, one guinea. State requirements. Approval. 

 Oriel, 28 Glenlyon Road, S.E.9. 



CHELSEA POLYTECHNIC, 



CHELSEA, S.W.3. 



Day and Ev 



: under Recognised Te 

 rersity. 



I. INDUSTRIAL CHEMISTRY DEPARTMENT. 



Technical Courses in Analytical and Manufacturing Chemistry, 

 Pharmacy, Food and Drugs, A. I.C. Courses, Metallurgy, Assaying, 

 Foundry Work, Research. 



II. INDUSTRIAL PHYSICS DEPARTMENT. 



Practical work in General Physics, Applications to Industries, 

 Metrology, Calorimetry, Illumination, Acoustics, Electrical 

 Measurement, Research. 



II. BIOLOGICAL AND GEOLOGICAL DEPARTMENT. 



Courses for B.Sc, etc., in Botany, Geology, Mineralogy, Zoology, 

 Special Courses in Bio-chemistry, Bio-physics, Bacteriology, 

 Physiology, Hygiene, Entomology, Plant Pathology. Course for 

 Tropical Planters, Research. 



SIDNEY SKINNER, M.A., 

 Telephone : Kensington 899. Principal. 



GRESHAM COLLEGE, 



BASINGHALL STREET, E.C. 



Mr. Am huh R. Hinks, C.B.E., M.A., F.R.S., Gresham Lecturer on 

 Astronomy, will give four Lectures on "ASTRONOMY WITH MODEST 

 MEANS " on Tuesday, Wednesday, Thursday, and Friday, October 17-20 



LANTERN SLIDES 



FOR LECTURES, ETC. 



Prepared at short notice from photographs, drawings, 

 diagrams, etc. 



W. KING & CO., Southsea Road, Kingston=on=Thames. 



The Misses FARRAN 

 10 Bell Yard, Temple Bar, W.C.2, 



HAVE CONSIDERABLE EXPERIENCE IN 



COPYING SCIENTIFIC MS. 



AND ARE PREPARED TO 

 UNDERTAKE ANY QUANTITY. 



THE GENERAL DISCUSSIONS OF 

 THE FARADAY SOCIETY. 



THE HANDBOOK OF 

 PATENT LAW OF ALL COUNTRIES 



By W. P. THOMPSON, F.C.S., M.I.Mech.E., Etc., 

 Chartered Patent Agent of Liverpool. 



Entirely revised and rewritten 1920. 157 pages. Crown Octavo. 

 All Countries, 6s. British Law only, Is. 



" Should prove a very valuable and trustworthy guide to would-be 

 patentees." — Mature. 



London : Stevens and Sons, Limited. 



1 are in need of any SECOND-HAND BOOK 

 Natural History or Science apply 



DULAU & CO., Ltd., 



Established 1792. 

 Libraries purchase 



34, 35, 36 Margaret Street, 



Cavendish Square, London, W.I. 



