Board of Governors of the Federal Reserve System (U.S.), 1935-. "Mutual Savings Banks, Seasonally Adjusted Annual Rates," in Board of Governors of the Federal Reserve System (U.S.), 1935-. "August 17, 1977 : Revision 1967-76," Z.1 Financial Accounts of the United States (1977-08-17) : 30-30. https://fraser.stlouisfed.org/title/93/item/69134/toc/478005 , accessed on April 18, 2024.