Federal Reserve Bank of Chicago. "June 1962," Business Conditions (Federal Reserve Bank of Chicago) (June 1962). https://fraser.stlouisfed.org/title/5562/item/540192, accessed on May 1, 2024.
Federal Reserve Bank of Chicago. "June 1962," Business Conditions (Federal Reserve Bank of Chicago) (June 1962). https://fraser.stlouisfed.org/title/5562/item/540192, accessed on May 1, 2024.