Eccles, Marriner S. (Marriner Stoddard), 1890-1977 and Sproul, Allan, 1896-1978. Letter to Marriner [Eccles], Box 35, Folder 3, Item 3, Marriner S. Eccles Papers. https://fraser.stlouisfed.org/archival/1343/item/460999, accessed on June 21, 2025.