Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "Value of New Construction Activity," in Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "September 1956," Federal Reserve Bulletin (September 1956) : 60-60. https://fraser.stlouisfed.org/title/62/item/21261/toc/365336 , accessed on April 23, 2024.