United States. Department of the Treasury. "Gold transactions for 2nd quarter of 1960, September 12, 1960," in United States. Department of the Treasury. "Volume 122," Press Releases of the United States Department of the Treasury (July 5, 1960 - September 30, 1960) : 284-287. https://fraser.stlouisfed.org/title/6111/item/586965/toc/538285 , accessed on June 24, 2024.