Federal Reserve Bank of Philadelphia. "March 1948," Business Review (Federal Reserve Bank of Philadelphia) (March 1948). https://fraser.stlouisfed.org/title/5580/item/557233, accessed on April 23, 2024.
Federal Reserve Bank of Philadelphia. "March 1948," Business Review (Federal Reserve Bank of Philadelphia) (March 1948). https://fraser.stlouisfed.org/title/5580/item/557233, accessed on April 23, 2024.