AMERICAN PHYSICIANS ON STAMPS. MAKERS OF HISTORY--I.
D005006:Ethnicity; D006664:History; D049671:History, 18th Century; D006801:Humans; D008511:Medicine; D010678:Philately; D010820:Physicians; D014481:United States
HISTORY; HISTORY OF MEDICINE, 18TH CENT.; PHILATELY; UNITED STATES