Federal Reserve Bank of Chicago. "[Revised Circular from the Department of Agriculture, "Procedures for Commercial Banks in Handling Food Coupons Under the Food Stamp Program"], Circular No. 1946" in Federal Reserve Bank of Chicago Bulletins and Circular Letters (March 6, 1968). https://fraser.stlouisfed.org/title/7180/item/660877, accessed on December 11, 2024.