Federal Reserve Bank of Chicago. "April 30, 1932, Volume 15, Number 5," Business Conditions (Federal Reserve Bank of Chicago) (April 30, 1932). https://fraser.stlouisfed.org/title/5562/item/539831, accessed on April 20, 2024.
Federal Reserve Bank of Chicago. "April 30, 1932, Volume 15, Number 5," Business Conditions (Federal Reserve Bank of Chicago) (April 30, 1932). https://fraser.stlouisfed.org/title/5562/item/539831, accessed on April 20, 2024.