United States. Department of the Treasury. "Report of the First Comptroller," in United States. Department of the Treasury. "Annual Report of the Secretary of the Treasury on the State of the Finances for the Year 1887," Annual Report of the Secretary of the Treasury on the State of the Finances (1887) : 658-664. https://fraser.stlouisfed.org/title/194/item/5533/toc/87652 , accessed on July 16, 2024.