vill 
SECTIONS & SECTIONAL OFFICERS, 1923. 
A.—MATHEMATICS AND PHYSICS. 
President.—Prof. J. C. McLennan, F.R.S. 
Vice-Presidents.—Prof. W. L. Braac, F.R.S.; Prof. G. H. Harpy, 'F.B.S.; 
Prof. A. W. Porrer, F.R.S.; Prof. J. Proupman; Prof. L. R. 
WILBERFORCE. 
Recorder.—Prof. A. O. RANKINE. 
Secretaries.—M. A. Gistert; Prof. H. R. Hass#; J. Jackson; Prof. A, M. 
TYNDALL. 
Local Secretary.—J. Rice. 
B.—CHEMISTRY. 
President.—Prof, F. G. Donnan, C.B.E., F.R.S. 
Vice-Presidents.—Dr. E. F. Armstrone, F.R.S.; Prof. E. C. C. Baty, 
C.B.E., F.R.8.; Principal J. C. Irvine, C.B.E., F.R.S. 
Recorder.—Prot. C. H. Drscu. 
Secretaries.—Dr. H. McComriz; Dr. E. H. Tripp. 
Local Secretary.—Prof. I. M. Hertpron, 
C.—GEOLOGY. 
President.—Dr. GERTRUDE Eues, M.B.E. 
Vice-Presidents.—Prof. P. G. H. Boswenz, O.B.E.; Dr. J. S. Funrr, 0.B.E., 
F.R.S.; W. Hewirr; Prof. P. F. Kenpati; Prof. W. J. Soumas, F.B.S. ; 
Sir A. SrraHan, K.B.E., F.R.S. ’ 
Recorder.—Dr. A. R. DwrRRYHOUSE. 
Secretaries.—Prof. W. T. Gorpon; Prof. G. Hickiine. 
Local Secretary.—W. Hewitt. 
D.—ZOOLOGY. 
President.—Prof. J. H. AsHwortu, F.R.S. 
Vice-Presidents.—Dr. EK. J. Auuen, F.R.S.; Prof. J. Jounsrone; Dr. T. 
Mortensen ; Prof. R. Newsrnap. 
Recorder.—Prof. R. D. Laurin. 
Secretaries.—F. BALFouR Browne; Dr. W. T. Carman. 
Local Secretary.-—Prof. W. J. DaKIN. 
EK.—GEOGRAPHY. 
President.—Dr. VAUGHAN CORNISH. 
Vice-Presidents.—-CHaRtEs BootH; G. G. CursHotm; Prof. H. J. FLEeure; 
Col. H. G. Lyons, F.R.S.; Dr. Marion Neweicin; Prof, P. M. Roxsy. 
Recorder.__Dr. R. N. RupMoszt Brewn. 
Secretaries.—_W. H. Barker; F. DEBENHAM. 
Local Secretary.—R. H. Kinvie. 
F.—ECONOMIC SCIENCE AND STATISTICS. 
President.—Sir W. H. Beveriper, K.C.B. 
Vice-Presidents.—J. SANDEMAN ALLEN; Sir F. Danson; Prof. E. Y. Epcr- 
wortH; Prof. A. W. KrrKatpy; Prof. D. H. Maccrecor; Huen 
RATHBONE. 
Recorder.—Prof. H. M. Hatitswortu. 
Secretaries.—A. Raprorp; R. B. FoRRESTER. 
Local Secretary.—Prof. E. R. Drewsnovp. 
