Board of Governors of the Federal Reserve System (U.S.), 1935-. "April 23, 1958," G.27 Commercial and Industrial Loans to U.S. Addresses, Excluding Bankers' Acceptances and Commercial Paper, by Industry (April 23, 1958). https://fraser.stlouisfed.org/content/?item_id=481594&filepath=/files/docs/releases/g27/h12_19580423.pdf, accessed on July 16, 2018.
Board of Governors of the Federal Reserve System