Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "Delinquency Rates on Home Mortgages," in Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "September 1967," Federal Reserve Bulletin (September 1967) : 160-160. https://fraser.stlouisfed.org/title/62/item/21393/toc/350564 , accessed on April 17, 2024.