Federal Reserve Bank of Chicago. "June 30, 1932, Volume 15, Number 7," Business Conditions (Federal Reserve Bank of Chicago) (June 30, 1932). https://fraser.stlouisfed.org/title/5562/item/539833, accessed on April 25, 2024.
Federal Reserve Bank of Chicago. "June 30, 1932, Volume 15, Number 7," Business Conditions (Federal Reserve Bank of Chicago) (June 30, 1932). https://fraser.stlouisfed.org/title/5562/item/539833, accessed on April 25, 2024.