United States. Department of the Treasury. "Tables - Personnel," in United States. Department of the Treasury. "Annual Report of the Secretary of the Treasury on the State of the Finances for the Fiscal Year Ended June 30, 1970 : Statistical Appendix," Annual Report of the Secretary of the Treasury on the State of the Finances (Fiscal Year Ended June 30, 1970) : 333-333. https://fraser.stlouisfed.org/title/194/item/5606/toc/38854 , accessed on July 16, 2024.