United States. Department of the Treasury. "Narcotic Seizures, February 10, 1948," in United States. Department of the Treasury. "Volume 71," Press Releases of the United States Department of the Treasury (January 2, 1948 - March 31, 1948) : 189-192. https://fraser.stlouisfed.org/title/6111/item/586914/toc/569754 , accessed on May 28, 2022.