Federal Reserve Bank of Chicago. "September 1953," Business Conditions (Federal Reserve Bank of Chicago) (September 1953). https://fraser.stlouisfed.org/title/5562/item/540087, accessed on April 23, 2024.
Federal Reserve Bank of Chicago. "September 1953," Business Conditions (Federal Reserve Bank of Chicago) (September 1953). https://fraser.stlouisfed.org/title/5562/item/540087, accessed on April 23, 2024.