Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "Nonfarm Mortgage Recordings of $20,000 or Less," in Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "December 1957," Federal Reserve Bulletin (December 1957) : 83-83. https://fraser.stlouisfed.org/title/62/item/21276/toc/50829 , accessed on May 8, 2024.