Statement by Secretary Houston on Liberty Bonds and Victory Notes, May 20, 1920
United States. Department of the Treasury. "Statement by Secretary Houston on Liberty Bonds and Victory Notes, May 20, 1920," 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) : 174-177. https://fraser.stlouisfed.org/title/6111/item/586836/toc/558006 , accessed on September 22, 2023.