Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "Index of Ocean Freight Rates," in Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "November 1923," Federal Reserve Bulletin (November 1923) : 43-43. https://fraser.stlouisfed.org/title/62/item/20554/toc/222051 , accessed on April 18, 2024.