United States. Department of the Treasury. "Table of Contents [1837-1844 Inclusive]," in United States. Department of the Treasury. "Report on the Finances, December 1840," Annual Report of the Secretary of the Treasury on the State of the Finances (1840) : 1-1. https://fraser.stlouisfed.org/title/194/item/5485/toc/349766 , accessed on March 28, 2024.