Board of Governors of the Federal Reserve System (U.S.), 1935-. Suggestions Made by the Reserve Banks Regarding Procedure to Accomplish Uniformity in Conditions of Membership (Letter 12-17-46), Box 46, Folder 16, Item 4, Marriner S. Eccles Papers. https://fraser.stlouisfed.org/archival/1343/item/466939, accessed on March 27, 2025.