Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "Monetary Gold Stock and Money in Circulation," in Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "January 1928," Federal Reserve Bulletin (January 1928) : 18-19. https://fraser.stlouisfed.org/title/62/item/20673/toc/138060 , accessed on March 28, 2024.