United States. Department of the Treasury. "Bill Tender, August 30, 1955," in United States. Department of the Treasury. "Volume 104," Press Releases of the United States Department of the Treasury (July 2, 1955 - September 29, 1955) : 251-255. https://fraser.stlouisfed.org/title/6111/item/586947/toc/536994 , accessed on July 11, 2024.