Federal Reserve Bank of Chicago. "August 1, 1926, Volume 9, Number 8," Business Conditions (Federal Reserve Bank of Chicago) (August 1, 1926). https://fraser.stlouisfed.org/title/5562/item/574488, accessed on April 24, 2024.
Federal Reserve Bank of Chicago. "August 1, 1926, Volume 9, Number 8," Business Conditions (Federal Reserve Bank of Chicago) (August 1, 1926). https://fraser.stlouisfed.org/title/5562/item/574488, accessed on April 24, 2024.