1. Correspondence for the American Association for Thoracic Surgery membership application of Horace G. Smithy, 1948 Collection: Horace Gilbert Smithy, Jr., M.D. Papers Institution: Waring Historical Library (MUSC)
2. Correspondence between Alfred Blalock and Horace G. Smithy, May and June 1948 Collection: Horace Gilbert Smithy, Jr., M.D. Papers Institution: Waring Historical Library (MUSC)