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-. "February 10, 1978," Z.1 Financial Accounts of the United States (1978-02-10) : 30-30. https://fraser.stlouisfed.org/title/93/item/69133/toc/478361 , accessed on May 16, 2024.