Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "Federal Reserve Bank Holdings of U.S. Treasury and Federal Agency Securities," in Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "1987," Annual Report of the Board of Governors of the Federal Reserve System (1987) : 228-228. https://fraser.stlouisfed.org/title/117/item/2445/toc/250059 , accessed on April 23, 2024.