AN ETHICAL PROBLEM
OR
SIDELIGHTS UPON SCIENTIFIC EXPERIMENTATION ON MAN AND ANIMALS
BY
ALBERT LEFFINGWELL, M.D.
LATE PRESIDENT OF THE AMERICAN HUMANE ASSOCIATION AUTHOR OF "THE VIVISECTION QUESTION," ETC.
SECOND EDITION, REVISED
LONDON G. BELL AND SONS, LTD.
NEW YORK
C.P. FARREL, 117 EAST 21st STREET
1916