Federal Reserve Bank of St. Louis. "Index-digest of Federal Reserve Bulletins," Federal Reserve Bank of St. Louis Circulars (May 7, 1921). https://fraser.stlouisfed.org/title/958/item/37515, accessed on May 11, 2024.
Federal Reserve Bank of St. Louis. "Index-digest of Federal Reserve Bulletins," Federal Reserve Bank of St. Louis Circulars (May 7, 1921). https://fraser.stlouisfed.org/title/958/item/37515, accessed on May 11, 2024.