Federal Reserve Bank of Philadelphia. "April 1951," Business Review (Federal Reserve Bank of Philadelphia) (April 1951). https://fraser.stlouisfed.org/title/5580/item/557270, accessed on April 25, 2024.
Federal Reserve Bank of Philadelphia. "April 1951," Business Review (Federal Reserve Bank of Philadelphia) (April 1951). https://fraser.stlouisfed.org/title/5580/item/557270, accessed on April 25, 2024.