375 
1906-7.] Meetings of the Society. 
5. The Superposition of Mechanical Vibrations (Electric Oscillations) upon 
Magnetisation, and Conversely, in Iron, Steel, and Nickel. Part II. By James 
Russell, Esq. 
The following Candidates for Fellowship were balloted for, and declared 
duly elected Fellows of the Society : — Messrs Donald Alexander Mac- 
Alister, A.R.S.M., F.G.S., and William Ramsay Smith, D.Sc., M.B., C.M. 
FIFTH ORDINARY MEETING. 
Monday , 7 th January 1907. 
Professor Crum Brown, LL.D., F.R.S., Vice-President, in the Chair. 
Dr David Ellis signed the Roll, and was admitted a Fellow of the 
Society. 
The following Communications were read : — 
1. Notes on Aboriginals of the Northern Territory of South Australia. By W. 
Ramsay Smith, D.Sc., M.B., C.M., Permanent Head of the Health Department, 
South Australia. Communicated by Professor D. J. Cunningham, F.R.S. pp. 
51-63. 
2. Exhibition of Skeletons of Monkeys showing Effects produced by Improper 
Feeding. Professor D. J. Cunningham, F.R.S. 
3. On the Partition of Heat Energy in the Molecules of Gases. By Dr P. 
Ehrenfest. Communicated by Dr Wm. Peddie. pp. 195-202. 
4. On Vibrating Systems which are not subject to the Maxwell-Boltzmann Law. 
Second Paper. By Dr Wm. Peddie. pp. 181-194. 
5. Note on Cases of Contour Zones of Molecular Arrangement resulting from 
Surface Disturbance. By Dr James Hunter. 
SIXTH ORDINARY MEETING. 
Monday , 21 st January 1907. 
Professor Crum Brown, LL.D., F.R.S., Vice-President, in the Chair. 
Mr Chas. E. S. Phillips and Dr Duncan Scott Macnair signed the 
Roll, and were admitted Fellows of the Society. 
The following Communications were read : — 
1. On Homer Lane’s Problem of a Spherical Gaseous Nebula. By the Rt. 
Hon. Lord Kelvin, President. 
2. On the Means of Testing experimentally the Motion of the Earth relatively 
to Ether. By the Same. 
