Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "Income Ratios of Country Member Banks, by Federal Reserve District," in Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "May 1964," Federal Reserve Bulletin (May 1964) : 91-91. https://fraser.stlouisfed.org/title/62/item/21353/toc/85210 , accessed on April 25, 2024.