Federal Reserve Bank of Chicago. "May 31, 1922, Volume 5, Number 5," Business Conditions (Federal Reserve Bank of Chicago) (May 31, 1922). https://fraser.stlouisfed.org/title/5562/item/574437, accessed on April 19, 2024.
Federal Reserve Bank of Chicago. "May 31, 1922, Volume 5, Number 5," Business Conditions (Federal Reserve Bank of Chicago) (May 31, 1922). https://fraser.stlouisfed.org/title/5562/item/574437, accessed on April 19, 2024.