John A. Witherspoon

American physician

American physician and photographer

American physician

American coroner's physician

American physician, US Assistant Surgeon-General

American physician

American physician

American physician

American bacteriologist and educator

German-born American physician

Doctor and African-American leader

Czech-American priest, physician in Chicago

American physician and dentist

American physician, lecturer, writer

American physician, missionary

American diplomat and physician

American physician, philanthropist and naturalist

American physician and medical pioneer

American biologist