Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "New Indexes of Department Store Sales and Stocks," in Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "February 1928," Federal Reserve Bulletin (February 1928) : 10-20. https://fraser.stlouisfed.org/title/62/item/20674/toc/274147 , accessed on April 25, 2024.