title: Jonathan A. Letterman, surgeon for the soldiers.
authors: G E
authors: GE
authors: Dammann
mesh_terms: D000552:Ambulances; D000671:Amputation, Surgical / Q000295:instrumentation; D013502:General Surgery; D049672:History, 19th Century; D006801:Humans; D008297:Male; D008887:Military Medicine; D010781:Photography; D014481:United States; D014857:Warfare