Letter from Secretary McAdoo to Representative Claude Kitchin, Chairman of the Ways and Means Committee, June 5, 1918
McAdoo, W. G. (William Gibbs), 1863-1941. "Letter from Secretary McAdoo to Representative Claude Kitchin, Chairman of the Ways and Means Committee, June 5, 1918," in United States. Department of the Treasury. "Volume 1A," Press Releases of the United States Department of the Treasury (March 30, 1918 - December 26, 1921) : 5-9. https://fraser.stlouisfed.org/title/6111/item/586836/toc/557968 , accessed on September 22, 2023.