Federal Reserve Bank of Chicago. "Deliveries of United States Convertible Bonds of 1932-47 (First Liberty Loan Converted) and Payment of Interest Thereon, Circular no. 49" in Federal Reserve Bank of Chicago Bulletins and Circular Letters (December 8, 1917). https://fraser.stlouisfed.org/title/7180/item/655381, accessed on December 9, 2024.