lxiv REPORT—1890. 
OFFICERS OF SECTIONAL COMMITTEES PRESENT AT THE 
LEEDS MEETING. 
SECTION A.—MATHEMATICAL AND PHYSICAL SCIENCE. 
President.—J. W. L, Glaisher, D.Sc., F.R.S., V.P.R.A.S. . 
Vice-Presidents—Professor Oliver J. Lodge, F.R.S.; Professor E. Mas- 
cart; Lord Rayleigh, Sec. R.S.; Professor H. A. Rowland, F.R.S.; 
Professor A. W. Riicker, F.R.S.; Sir Wm. Thomson, F.R.S. 
Secretaries.—R. T. Glazebrook, F.R.S.; Professor A. Lodge, M.A.; W. 
N. Shaw, M.A. (Recorder); Professor W. Stroud, D.Sc. 
SECTION B.—CHEMICAL SCIENCE. 
President.—Professor T. E. Thorpe, B.Sc., Ph.D., F.R.S., Treas. C.S. 
Vice-Presidents.—Professor P. Phillips Bedson, D.Sc.; Sir I. Lowthian 
Bell, Bart., F.R.S.; Professor H. B. Dixon, F.R.S.: Dr. J. H. 
Gladstone, F.R.S.; Professor G. D. Liveing, F.R.S.; Dr. W. H. 
Perkin, F.R.S. ; Sir H. E. Roscoe, F.R.S. ; Dr. E. Schunck, F.B.S. ; 
Professor A. Smithells, B.Se. 
Secretaries—C. H. Bothamley, F.C.S.; H. Forster Morley, D.Sc. 
(Recorder) ; D. H. Nagel, M.A.; Dr. W. W. J. Nicol, M.A. 
SECTION C.—GEOLOGY. 
President.—Professor A. H. Green, M.A., F.R.S., F.G.S. 
Vice-Presidents.—Professor T. G. Bonney, F.R.S.; James W. Davis, 
F.G.8.; Professor T M‘K. Hughes, F.R.S.; Professor O. C. Marsh; 
12), LBL, Giddembn, M.A.; W. Topley, E.RS.; Dr. H. Woodward, 
F.R.S. 
Secretaries.—J. HE. Bedford; F. H. Hatch, Ph.D.; J. E. Marr, M.A.; W. 
W. Watts, M.A. (Recorder). 
SECTION D.—BIOLOGY. 
President.—Professor A. Milnes Marshall, M.A., M.D., D.Sc., F.R.S. 
Vice-Presidents.—Professor F. O. Bower, FRSE,; Francis Darwin, 
F.R.S.; Professor L. C. Miall, F.L.S.; Professor o Newton, F.R.S. ; 
Professor D. H. Scott, Ph.D. ; ueraieasor Wee Williamson, E.R.S. 
Secretaries.—S. F. Harmer, M.A.; Professor W. A. Herdman, D.Sc. ; 
Sydney J. Hickson, Se); Professor F. W. Oliver, D.Se. ; Harold 
Wager ; Professor H. Marshall Ward, F.R.S. (Recorder). 
