Treasury announces elemental sulphur from Canada is being sold at less than fair value, July 23, 1973
United States. Department of the Treasury. "Treasury announces elemental sulphur from Canada is being sold at less than fair value, July 23, 1973," in United States. Department of the Treasury. "Volume 185," Press Releases of the United States Department of the Treasury (July 2, 1973 - August 31, 1973) : 271-272. https://fraser.stlouisfed.org/title/6111/item/587028/toc/543336 , accessed on July 9, 2024.