Federal Reserve Bank of Chicago. "December 1952," Business Conditions (Federal Reserve Bank of Chicago) (December 1952). https://fraser.stlouisfed.org/title/5562/item/540078, accessed on May 2, 2024.
Federal Reserve Bank of Chicago. "December 1952," Business Conditions (Federal Reserve Bank of Chicago) (December 1952). https://fraser.stlouisfed.org/title/5562/item/540078, accessed on May 2, 2024.