Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "Mortgage Debt Outstanding on Nonfarm 1 to 4 Family Properties," in Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "June 1963," Federal Reserve Bulletin (June 1963) : 89-89. https://fraser.stlouisfed.org/title/62/item/21342/toc/271589 , accessed on April 19, 2024.