OFFICERS OF SECTIONAL COMMITTEES. 1x 
OFFICERS OF SECTIONAL COMMITTEES AT THE 
LIVERPOOL MEETING. 
SECTION A.—MATHEMATICAL AND PHYSICAL SCIENCE. 
President.—Sir D. Brewster. 
Vice-Presidents.—J. W. Lubbock, Esq. F. Baily, Esq. 
Rev. Professor Peacock. 
Secretaries.—Rev. Professor Powell. Professor Stevelly. 
W.S. Harris, Esq. 
SECTION B.—CHEMISTRY AND MINERALOGY. 
President.—Dr. Faraday. 
Vice-Presidents.—Professor Daniell. Professor Graham. 
Dr. Apjohn. 
Secretaries.— Professor Johnston. Dr. Reynolds. — Pro- 
fessor Miller. 
SECTION C.—GEOLOGY AND GEOGRAPHY. 
President.—Rev. Professor Sedgwick. (For Geography) 
G. B. Greenough, Esq. 
_ Vice-Presidents.—Leonard Horner, Esq. Lord Cole. H. 
T. De la Beche, Esq. 
Secretaries.—Captain Portlock. R. Hutton, Esq. (For 
Geography) Captain H. M. Denham, R. N. 
SECTION D.—ZOOLOGY AND BOTANY. 
President.—W. S. MacLeay, Esq. 
Vice-Presidents—Dr. Richardson. _ Professor Graham. 
Professor Lindley. 
Secretaries—C. C. Babington, Esq. W. Swainson, Esq. 
Rev. L. Jenyns. 
SECTION E.—MEDICAL SCIENCE. 
President.—Professor W. Clark, M.D. 
Vice-Presidents.—James Carson, M.D. Peter Mark Roget, 
M.D. Robert Bickersteth, Esq. Professor R. T. Evanson, 
M.D. 
Secretaries.—James Carson, Jun., M.D. J. R. W. Vose, 
M.D. James Long, Esq. 
