lxvi 



NATURE 



[April 17, 1913 



NOTICE. 



The issue of NATURE for 

 Thursday next, April 24, will 

 contain the Index to Vol. 90. 

 Its price Will be One Shilling. 



*** Advertisements intended for the 

 number should reach the publishers 

 by the morning of Tuesday, April 22. 



Office: ST. MARTINS STREET, LONDON, W.C. 



BRITISH ASSOCIATION FOR THE 

 ADVANCEMENT OF SCIENCE. 



BURLINGTON HOUSE, LONDON, W. 



The ANNUAL MEETING of the ASSOCIATION will be held in 



BIRMINGHAM, beginning on WEDNESDAY, SEPTEMBER 10,1913. 



President-Elect : 



SIR OLIVER J. LODGE, D.Sc, LL.D., F.R.S. 



Sectional Presidents: 



A.— Mathematical and Physical Science, H. F. Baker, Sc.D., F.R.S. ; 



B.-Chemislry, Pro'. W. ?. Wynne, D.Sc, F.R.S. ; C— Geology, Prof. 



E. J. Garwood, M.A. ; n.— Z .ology, H. F. Gadow, M.A., Ph.D., 



F.R.S. ; E.— Geography, Prof. H. N. Dickson, D.Sc. ; F.— Economic 



Science, Rev. P. H. Wicksteed, M.A. ; G —Engineering, J. A. F. 



Aspinall, M.Eng. ; H.— Anth opology, Sir Richard Temple, Bart., 



CLE.; L— Physiology, F. Lowland Hopkins, M.A., D.Sc, F.R.S.; 



K.— Botany, Miss Ethel Sargant ; L.— Education, Principal E. H. 



Griffiths, M.A.. D.Sc, F R.S. ; M.— Agriculture, Prof. T. B. 



Wood, M.A. 



SECTIONAL PROCEEDINGS. 



The Organising Committees are now considering contributions for the 



Sectional Proceedings. These should be addressed to the Recorders of the 



respective Sections or to the General Secretaries of the Association. Each 



paper must be accompanied by a brief descriptive abstract. 



Reports on Ihe State of Science, and on researches entrusted to indi- 

 viduals or Committees, should reach the Assistant Secretary by August 4, 

 at latest, for presentation to the Organising Committees, accompanied by a 

 statement as to whether the aulhor will be present at the Annual Meeting. 



CONDITIONS AND PRIVILEGES OF MEMBERSHIP. 



New Members and Associates may be enrolled by applying to the 

 General Treasurer, Burlington House, London, W., or to the Local Hon. 

 Treasurers, British Association, Council House, Birmingham, on the 

 following terms : — 



I. New Life Members for a composition of j£io, which entitles ihem to 

 receive gratuitously the Reports of the Association that may be 

 published afiei the date of their admission. 

 II. Hew Annual Members (or a payment of £2 for the first year. They 

 receive gratuitously the Keport for the year of their admission, 

 and for every following year in which they continue to pay a 

 subscription of £1 without intermission. 

 Ill Associates for this Meting only for a payment of £1. They are 

 entitled to receive the Report of ihe Meeting at two-thirds of the 

 publication price. Associates are not eligible to serve on Com- 

 mittees or to hold office. 

 Persons who have in any former year been admitted Members of the 

 Association may take up their membership, without being called upon for 

 arrears, on pa>ment of £1. They will not, however, be entitled to receive 

 the Annual Report gratuitously. 



Ladies may become Members or Associates, or can obtain Ladies' Tickets 

 (transferable to Ladies only) on payment of £ 1 . 



Without an Official Ticket no Person will be Admitted 

 to any Meeting of the Association. 



O. J. R. HOWARTH, Assistant Secretary. 



IMPERIAL COLLEGE OF SCIENCE 

 AND TECHNOLOGY, 



S. KENSINGTON. 



of Lectures with practical work will be 



Sub/eel. 

 Radio- Activity. 



, M A., F.R.S. 

 Course, applicatit 



BROWNING 4-PKISM TABLE 



SPECTROSCOPE, wiih divided scale and vernier. ^.-C. Baker, 

 244 High Holborn, London. 



UNIVERSITY OF LONDON. 



A Cour-e of Four Lectures on " Recent Advances in the Metallurgy of 

 Copper, Cold. Silver, and Lead" ivill be delivered by Professor W. 

 Cowland, K.R.S., at the Imperial College, Royal College of Science, 

 Exhibition Road, S.W., at 3 p.m., on April 21, 25, sS, and May 2, 1913. 

 Admission free, without ticket. 



P. J. HARTOG, Academic Registrar. 



UNIVERSITY OF LONDON. 



A Course of Three Lectures on "Geol gical Problems of the Desert'* 

 will be delivered by Professor Johannes Wai.ther, of the Universitv of 

 Halle, at University College, Go*er Street, W.C, at 4.30 p.m., on Wed- 

 nesday, April 23, Thursday, April 24. and Friday, April 25. Admission 

 free, without ticket. 



P. J. HARTOG, Academic Registrar. 



UNIVERSITY OF LONDON. 



An Advanced Course of Eight Lectures on "The Physiology of Photo- 

 synthesis and Respiralion in Plants" nill be d-livered by F. F. 

 Bi.ackman, D.Sc, F.R.S, in 'he Institute of Physiology, University 

 College, Gower Street, W C.,on Wednesdays at 5 p.m., beginning April 23, 

 1913. Admission free, without ticket. 



P. J. HARTOG, Academic Registrar. 



UNIVERSITY OF LONDON. 



The Favors concerned in 

 1 and Movement)" w.ll be 

 he Physiological Theatre 

 idays at 4 p.m., beginning 



- V o 



An Advanced Course of Eight Lectures on 

 the Volume and Form Changes of Cells (Gro 

 delivered by H. E. Roaf. M.D., D.Sc, i 

 of St. Mary's Hospital Medical School on I 

 May 5, 1913. Admission free, without ticket. 



P. J. HARTOG, Academic Registrar. 



UNIVERSITY OF LONDON.— KING'S COLLEGE. 



DEPARTMENT OF PUBLIC HEALTH AND BACTERIOLOGY. 



62 CHANDOS STREET, CHARING CROSS, W.C. 



Piofessors Simpson and Hewlett with the following Staff:— 



a'ii.le, Dr. Roach, Dr. Routley 

 [Medical ufficer of Health, A'dershot), and 

 Col. King, CLE., I. M.S. (retired). 

 Bacteriology and J Dr. Taylor, Mr. Charles, Dr. Low, and 



Parasitology \ Dr. Hare. 



Microscopy Mr. J. E. Barnard. 



The new Laboratories are no* comp'eted, and are open on weekdays 

 daily from 10 to 5 (Saturdays excepted) for instruction and Research. 



Lectures and practical instruction for Examinations for th: DIPLOMA 

 OF PUBLIC HEALTH. 



Special Courses are also given on applied Hygiene in the Tropics, School 

 Hygiene for Medical Offi ers, Diagnosis and Control of Tuberculosis, 

 Medical and Industrial Bacteriology, Microscopy, and other subjects. 



Weekly Demonstrations are given on Sanitary Appliances, and excursions 

 are made to places of Sanitary interest. 



Arrangements are made to suit the convenience of those engaged in 

 practice, and for those who do not require to take out the full course. 

 Special facilities are provided f tr Research and Investigations. 

 For further particulats apply personally, or in writing, to Professors 

 Simpson or Hewlett, at the Laboratories, or to the Secretary, King's 

 College, Strand, W.C. 



BATTERSEA POLYTECHNIC, 



LONDON, S.W. 



1. The Governing Body will proceed during the Summer to award, for next 



Srs.ion, the following Scholarships:— 



One MORGAN SCHOLARSHIP of £60 per annum, tenable for one 

 year, for post-graduate or research students. 



Two EDWIN TATE SCHOLARSHIPS of £30 and £20 per annum 

 respectively, each tenable f^r three years, in Engineering or Science 



One MAY EDWARD TATE SCHOLARSHIP of £30 per annum, 

 tenable for three years, in the Domestic Science or Physical Training 

 Department for Women. 



Forms of entry, date of examinations, &c, may be obtained upon appli- 

 cation to the Secretary. 

 2. A SUMMER COURSE IN PLANT PHYSIOLOGY will be held 

 on Saturday mornings during the Summer Term. 



Lecture, ro to 11. Practical, 11 to 12.30. Fee (or Course, April 26 to 

 July 28, S s. 



Students attending this Course may attend the Excursions for Ihe Study 

 of Plant Ecology, which are held on certain Saturday afternoons. 



A COURSE OF SIX LEClURES on TESTING OF DISINFECT- 

 ANTS, foil wed by laboratcrv work, will be given on Friday even- 

 ings, commencing April 25, Tom 7 109.30, by Mr. J. H. Johnston, 

 M.<c, F.I.C Syllabus: Types of Disinfectants; Chemical Com- 

 position and Analysis ; Bacteriological Tesls ; Standardisation of 

 Disinfectants. Fee, 5s. 



LONDON HOSPITAL MEDICAL 

 COLLEGE AND DENTAL SCHOOL. 



Ihe SUMMER SESSION OPENS o 



Students entering ihen are eligible 10 

 SCHOLARSHIPS offered in S-plember. 



For prospectus and full information apply to the Dean (Professor 

 William Wright, M.B., D.Sc, F.R.C.S.), who will be glad to make 

 arrangements for anyone wishing to see over the Medical College and 

 Dental School, Mile End, E. 



