Statement of Estimates and Appropriations for 1931 and Appropriations for 1930
United States. Bureau of the Budget and United States. Office of Management and Budget. "Statement of Estimates and Appropriations for 1931 and Appropriations for 1930," in United States. Bureau of the Budget and United States. Office of Management and Budget. "Fiscal Year Ending June 30, 1931," Budget of the United States Government (December 2, 1929) : 135-135. https://fraser.stlouisfed.org/title/54/item/18974/toc/68466 , accessed on May 19, 2024.