Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "Federal Reserve Notes - Federal Reserve Agents' Accounts, by Weeks," in Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "April 1951," Federal Reserve Bulletin (April 1951) : 46-46. https://fraser.stlouisfed.org/title/62/item/21196/toc/305482 , accessed on April 18, 2024.