Eccles, Marriner S. (Marriner Stoddard), 1890-1977 and Vandenberg, Arthur H. (Arthur Hendrick), 1884-1951. Letter to Arthur H. Vandenberg, Box 57, Folder 4, Item 1, Marriner S. Eccles Papers. https://fraser.stlouisfed.org/archival/1343/item/468645, accessed on June 23, 2025.