Federal Reserve Bank of Cleveland. "July 1957," Economic Review (Federal Reserve Bank of Cleveland) (July 1957). https://fraser.stlouisfed.org/title/1328/item/4041, accessed on May 3, 2024.
Federal Reserve Bank of Cleveland. "July 1957," Economic Review (Federal Reserve Bank of Cleveland) (July 1957). https://fraser.stlouisfed.org/title/1328/item/4041, accessed on May 3, 2024.