1916-17.] 
Council of the Society. 
407 
THE COUNCIL OF THE SOCIETY. 
October 1917. 
President. 
JOHN HORNE, LL.D., F.R.S., F.G.S. 
Y ice- Presidents. 
The Right Hon. Sir J. H. A. MACDONALD, P.C., G.C.B., K.C., LL.D., D.L., F.R.S., 
M.Inst.E. E. 
Professor R. A. SAMPSON, M.A., D.Sc., F.R. S., Astronomer Royal for Scotland. 
Professor D’ARCY THOMPSON, C. B. , B.A., F. R.S. , Professor of Natural History, University, 
St Andrews. 
Professor JAMES WALKER, D.Sc., Pli.D. , LL.D., F.R.S., Professor of Chemistry in the 
University of Edinburgh. 
Professor GEORGE A. GIBSON, M.A., LL.D., Professor of Mathematics in the University of 
Glasgow. 
ROBERT KIDSTON, LL.D., F.R.S., F.G.S. 
General Secretary. 
CARGILL G. KNOTT, D.Sc., LL.D. 
Secretaries to Ordinary Meetings. 
Professor ARTHUR ROBINSON, M.D., M.R.C.S., Professor of Anatomy in the University of 
Edinburgh. 
Professor E. T. WHITTAKER, Sc.D., F.R.S., Professor of Mathematics in the University of 
Edinburgh. 
Treasurer. 
JAMES CURRIE, M. A. 
Curator of Library and Museum. 
A. CRICHTON MITCHELL, D.Sc., Hon. D.Sc. (Geneva). 
Councillors. 
J. H. ASHWORTH, D.Sc., F.R.S. 
Professor C. G. BARKLA, D.Sc., F.R.S. 
Professor C. R. MARSHALL, M.A., M.D. 
JOHN S. BLACK, M.A., LL.D. 
Sir GEORGE A. BERRY, M.B., LL.D., 
F.R.C.S. E. 
JOHN S. FLETT, M.A., D.Sc., LL.D., F.R.S. 
Professor MAGNUS MACLEAN, M.A., 
D.Sc., M.Inst.C.E. 
Professor DAVID WATERSTON, M.A., 
M.D., F.R.C.S.E. 
Professor F. O. BOWER, M.A., D.Sc., 
F R S F Tj S 
Professor’ P.’t.’ HERRING, M.D., F.R.C.P.E. 
Professor T. J. JEHU, M.A., M.D., 
F Gr S 
ALEXANDER LAUDER, D.Sc., F.I.C. 
