THE
HARVEIAN ORATION
DELIVERED BEFORE
The Royal College of Physicians, London,
OCTOBER 18, 1888.
BY
P. W. LATHAM, M.A., M.D.,
FELLOW AND CENSOR OF THE COLLEGE;
DOWNING PROFESSOR OF MEDICINE IN THE UNIVERSITY OF CAMBRIDGE;
SENIOR PHYSICIAN TO ADDENBROOKE'S HOSPITAL.
CAMBRIDGE:
DEIGHTON, BELL, AND CO
LONDON: GEORGE BELL AND SONS.
1888