Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "Average Rates Earned on United States Securities," in Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "1926," Annual Report of the Board of Governors of the Federal Reserve System (1926) : 48-48. https://fraser.stlouisfed.org/title/117/item/2484/toc/183401 , accessed on March 28, 2024.