Bill tender on 272-day bills and 366-day bills (monthly), September 26, 1967, Release Number f-1041
United States. Department of the Treasury. "Bill tender on 272-day bills and 366-day bills (monthly), September 26, 1967, Release Number f-1041," in United States. Department of the Treasury. "Volume 159," Press Releases of the United States Department of the Treasury (September 1, 1967 - November 29, 1967) : 204-205. https://fraser.stlouisfed.org/title/6111/item/587002/toc/540658 , accessed on May 6, 2024.