Board of Governors of the Federal Reserve System (U.S.), 1935-. "October 31, 1956," G.27 Commercial and Industrial Loans to U.S. Addresses, Excluding Bankers' Acceptances and Commercial Paper, by Industry (October 31, 1956). https://fraser.stlouisfed.org/title/3933/item/481517, accessed on August 21, 2018.
Board of Governors of the Federal Reserve System