Vili 
SECTIONS & SECTIONAL OFFICERS, 1924. 
A.—_MATHEMATICS AND PHYSICS. 
President.—Sir Wittiam Brace, K.B.E., F.R.S. 
Vice-Presidents.—Prof. A. 8, Evz, C.B.E., F.R.S.; Prof. J. C. Fieups, F.B.S. ; 
Prof. J. C. McLennan, O.B.E., F.R.S.; Prof. J. 8. Puasxert, F.R.S. ; 
Sir F. Srupart. 
Recorder.—Prof, A. O. RANKINE. 
Secretaries.—M, A. Gisuert, Prof. H. R. Hasst, J. Jackson, Prof. A. M. 
TYNDALL. 
B.—CHEMISTRY. 
President.—Sir Rosert Roserrson, K.B.E., F.R.S. 
Vice-Presidents.—Prof. F. G. Donnan, C.B.E., F.R.S.; Prof. Las Mri.uxr ; 
Dr. N. V. Sipewicg, O.B.E., F.R.S. 
Recorder.—Prof. C. H. Dsscu, F.R.S. 
Secretary,—Dr. KE. K. Ripeau. 
C.—GEOLOGY. 
President.—Prof. W. W. Warts, F.R.S. 
Vice-Presidents.—Prof. C. CaMsatu; Prof. A. P. Cotreman, F.R.S.; W. H. 
Cottins; Dr. Gertrupe Exues; Sir T. H. Honuann, K.C.8.1., F.R.S.; 
J. McLetsH; Dr. W. G. Mituzr; Prof. W. A. Parks; J. B. Tyrretz; 
Prof. T. L. Watker; Dr. Davin WuitE; the Deputy Ministers, Depts. of 
Mines, Canada and Ontario; the Presidents of the Geological Section, 
Royal Society of Canada, and of the Canadian Institute of Mining and 
Metallurgy. 
Reworder.—Prof. W. T. Gorpon. 
Secretary.—Prof. G, Hick.ine. 
D.—ZOOLOGY. 
President.—Prof. F. W. Gamstz, F.R.S. 
Vice-Presidents.—Prof. J. H. AsHwortH, F.R.S.; Prof. B. A. Brenstey ; Prof.. 
A. G. Huntsman ; Prof. A. WILLEY. 
Recorder.—F. BatrouR BROWNE. 
Secretary.—Prof. W. J. Daxrn. 
E.—GEOGRAPHY. 
President.—Prof. J. W. Grecory, F.R.S. 
Vice-Presidents.—Dr. H. M. Amt; Dr. VaucHuan CornisH; Dr. E. G. Devine; 
Dr. Marton I. Neweitcin ; James WHITE. 
Recorder.—Dr. R. N. RupmMosre Brown. 
Secretaries._W. H. Barker, J. BARTHOLOMEW. 
F.—ECONOMIC SCIENCE AND STATISTICS. 
President.—Sir Wiuu1amM ASHLEY. 
Vice-Presidents.—Sir JoHN AirD; Sir Wi.u1aAm Bervertpcr, K.C.B.; Prof. 
Epwin Cannan; Prof. R. M. Maclver; Prof. James Mavor; J. Stapies. 
Recorder.—Prof. H. M. Hatuswortn. 
Secretary.—R. B. ForrEsTER. 
G.—ENGINEERING. 
President.—Prof. G. W. O. Howe. 
Vice-Presidents.—Sir Hmnry Fow.er, K.B.E.; Dean C. H. MircHetu. 
Recorder.—Prot. fF. C. Lexa. 
Secretaries.—Prof. A. Rozertson, J. S. WiLson. 
