Drufner, V. H. and Eccles, Marriner S. (Marriner Stoddard), 1890-1977. Letter to Marriner Eccles, Box 84, Folder 7, Item 9, Marriner S. Eccles Papers. https://fraser.stlouisfed.org/archival/1343/item/462441, accessed on March 26, 2025.