United States. Department of the Treasury. "Tables - Trust and Other Funds," in United States. Department of the Treasury. "Annual Report of the Secretary of the Treasury on the State of the Finances, Fiscal Year 1979 : Statistical Appendix," Annual Report of the Secretary of the Treasury on the State of the Finances (Fiscal Year Ended September 30, 1979) : 359-400. https://fraser.stlouisfed.org/title/194/item/5625/toc/244966 , accessed on April 19, 2024.