Federal Reserve Bank of Chicago. "March 1947," Business Conditions (Federal Reserve Bank of Chicago) (March 1947). https://fraser.stlouisfed.org/title/5562/item/540009, accessed on April 18, 2024.
Federal Reserve Bank of Chicago. "March 1947," Business Conditions (Federal Reserve Bank of Chicago) (March 1947). https://fraser.stlouisfed.org/title/5562/item/540009, accessed on April 18, 2024.