Federal Reserve Bank of New York. "556. New Counterfeit $50 Federal Reserve Note," Federal Reserve Bank of New York Circulars (June 2, 1923). https://fraser.stlouisfed.org/title/466/item/15316, accessed on May 17, 2024.
Federal Reserve Bank of New York. "556. New Counterfeit $50 Federal Reserve Note," Federal Reserve Bank of New York Circulars (June 2, 1923). https://fraser.stlouisfed.org/title/466/item/15316, accessed on May 17, 2024.