Federal Reserve Bank of Chicago. "[Revisions to Regulation D, Reserves of Member Banks, and Regulation J, Collection of Checks and Other Items by Federal Reserve Banks, Effective September 21], Circular No. 2255" in Federal Reserve Bank of Chicago Bulletins and Circular Letters (September 15, 1972). https://fraser.stlouisfed.org/title/7180/item/666435, accessed on December 17, 2024.