Soper, Fred L. Fred Lowe Soper Papers. 1919-1975. Located in: Modern Manuscripts Collection, History of Medicine Division, National Library of Medicine, Bethesda, MD; MS C 359.
Soper, Fred L. Fred Lowe Soper Papers. 1919-1975. Located in: Modern Manuscripts Collection, History of Medicine Division, National Library of Medicine, Bethesda, MD; MS C 359. https://findingaids.nlm.nih.gov/repositories/4/resources/878 Accessed November 30, 2023.
