Federal Reserve Bank of New York. "3723. New Form United States Postal Money Orders to be Issued July 1, 1951," Federal Reserve Bank of New York Circulars (June 20, 1951). https://fraser.stlouisfed.org/title/466/item/11188, accessed on May 4, 2024.
Federal Reserve Bank of New York. "3723. New Form United States Postal Money Orders to be Issued July 1, 1951," Federal Reserve Bank of New York Circulars (June 20, 1951). https://fraser.stlouisfed.org/title/466/item/11188, accessed on May 4, 2024.