United States. Department of the Treasury. "Sinking Fund," in United States. Department of the Treasury. "Excerpts from the American State Papers: 1800," Annual Report of the Secretary of the Treasury on the State of the Finances (1800) : 65-68. https://fraser.stlouisfed.org/title/194/item/5639/toc/301834 , accessed on April 18, 2024.