Federal Reserve Bank of Chicago. "Information Regarding Closing of Subscription Books, 2 1/2 Per Cent Treasury Bonds of 1963-68, 1 3/4 Per Cent Treasury Bonds of 1948, and 7/8 Per Cent Treasury Certificates of Indebtedness, Series E-1943" in Federal Reserve Bank of Chicago Bulletins and Circular Letters (December 21, 1942). https://fraser.stlouisfed.org/title/7180/item/658294, accessed on November 23, 2024.