Szymczak, M. S. and Truman, Harry S., 1884-1972. Correspondence between M. S. Szymczak, Marriner S. Eccles, and Harry Truman, Box 3, Folder 7, Item 5, Marriner S. Eccles Papers. https://fraser.stlouisfed.org/archival/1343/item/462182, accessed on March 25, 2025.