Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "Balance Sheet of the Swiss National Bank," in Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "May 1930," Federal Reserve Bulletin (May 1930) : 42-42. https://fraser.stlouisfed.org/title/62/item/20701/toc/222521 , accessed on April 26, 2024.