PROCEEDINGS 
OF THE 
ROYAL SOCIETY OF EDINBURGH. 
SESSION 1912-13. 
Partin VOL. XXXIII. [Pp. 317-431. 
CONTENTS. 
NO. PAGE 
XXVIII. Atmospheric Electric Potential Results at Edinburgh 
during 1912. By G. A. Carse, M.A., D.Sc., and G. Shearer, 
M.A., B.Sc., . . . . . . .317 
{Issued separately December 8, 1913.) 
Obituary Notices — 
John MArthur, F.C.S., ...... 333 
Professor Andrew Jamieson, M.Inst.C.E. By Mr J. Wilson, . 334 
R. H. Traquair, M.D., LL.D., F.R.S. By John Horne, LL.D., 
F.R.S., . . . . . .336 
Robert M. Ferguson, Ph.D., LL.D. By Andrew E. Scougal, 
M.A., LL.D., . . . . . .342 
Appendix — 
Proceedings of the Statutory General Meeting, 1912-1913, . 349 
Proceedings of the Ordinary Meetings, Session 1912-1913, . 350 
Lavrs of the Society, . . . . . .356 
The Keith, Makdougall-Brisbane, Neill, and Gunning Victoria 
Jubilee Prizes, ...... 361 
Awards of the Keith, Makdougall-Brisbane, Neill, and Gunning 
Victoria Jubilee Prizes, ..... 363 
The Council of the Society at October 1913, . . . 368 
Alphabetical List of the Ordinary Fellows of the Society at 
1st January 1914, . . . . . 369 
[ Continued on page iv of Cover. 
EDINBURGH : 
Published by ROBERT GRANT & SON, 107 Princes Street, and 
WILLIAMS & NORGATE, 14 Henrietta Street, Covent Garden, London. 
