Cain, Harry P. (Harry Pulliam), 1906-1979 and Eccles, Marriner S. (Marriner Stoddard), 1890-1977. Letter to Marriner S. Eccles, Box 57, Folder 15, Item 4, Marriner S. Eccles Papers. https://fraser.stlouisfed.org/archival/1343/item/459955, accessed on March 16, 2025.