Federal Reserve Bank of Philadelphia. "January 1, 1941," Business Review (Federal Reserve Bank of Philadelphia) (January 1, 1941). https://fraser.stlouisfed.org/title/5580/item/557147, accessed on April 23, 2024.
Federal Reserve Bank of Philadelphia. "January 1, 1941," Business Review (Federal Reserve Bank of Philadelphia) (January 1, 1941). https://fraser.stlouisfed.org/title/5580/item/557147, accessed on April 23, 2024.