THE BROTHERS MAYO. A PHOTOGRAPHIC ESSAY.
D049672:History, 19th Century; D049673:History, 20th Century; D006761:Hospitals; D008511:Medicine; D008910:Minnesota; D010781:Photography; D035781:Siblings
BIOGRAPHIES; HISTORY; HISTORY OF MEDICINE, 19TH CENT.; HISTORY OF MEDICINE, 20TH CENT.; HOSPITALS; MINNESOTA