1903 - 4 .] 
Meetings of the Society. 
1175 
7. An Analytical Theory of the Equilibrium of an Isotropic Elastic 
Plate. By John Dougall, M.A. Communicated by Professor G. A. 
Gibson. Trans., vol. 41, pp. 129-228. 
8. Theorem relating to a Generalisation of the Bessel Function. 
By the Rev. F. H. Jackson. Communicated by Dr Wm. Peddie. 
Trans., vol. 41, pj3. 105-118. 
FOURTH SPECIAL MEETING. 
Monday, 28 th March 1904. 
Professor Geikie, LL.D., Vice-President, in the Chair. 
At the request of the Council, Mr Robert Kidston, F.R.S., 
gave an Address on 
“ Certain Points in the Structure and Affinities of Carboniferous 
Ferns, Fern-like Plants and Cordaites.” ( With Lantern Illus- 
trations.) 
ELEVENTH ORDINARY MEETING. 
Monday, 2?id May 1904. 
Professor Geikie, LL.D., Vice-President, in the Chair. 
Dr W. Leslie Mackenzie was admitted a Fellow of the Society. 
The following Communications were read : — 
1. On the date of Upheaval which caused the Twenty -five feet 
Raised Beaches in Central Scotland. By Dr Robert Munro. pp. 
242-272. 
2. Exhibition of Remains of Bos taurus, var. primigenius (Great Extinct 
Ox), and Bangifer tarandus (Reindeer), from Dundas Castle, near Dal- 
meny. By Dr R. H. Traquair, F.R.S. 
3. Note on the Determination of the Rate of Convective Loss of Heat 
from a Surface exposed to a Current of Air. By Professor A. Crichton 
Mitchell. 
Mr Wm. Muirhead Baxter, Mr Walter George Burnett 
Dickinson^ Mr James Robert Milne, Dr Walter Colquhoun, 
M'r R. T. A. Innes, and Dr Wm. Elder were balloted for, and 
declared duly elected Fellows of the Society. 
