Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "Postal Savings System," in Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "February 1952," Federal Reserve Bulletin (February 1952) : 48-48. https://fraser.stlouisfed.org/title/62/item/21206/toc/410342 , accessed on April 24, 2024.