Federal Reserve Bank of Chicago. "January 1962," Business Conditions (Federal Reserve Bank of Chicago) (January 1962). https://fraser.stlouisfed.org/title/5562/item/540187, accessed on April 19, 2024.
Federal Reserve Bank of Chicago. "January 1962," Business Conditions (Federal Reserve Bank of Chicago) (January 1962). https://fraser.stlouisfed.org/title/5562/item/540187, accessed on April 19, 2024.