Federal Reserve Bank of Philadelphia. "September 2, 1940," Business Review (Federal Reserve Bank of Philadelphia) (September 2, 1940). https://fraser.stlouisfed.org/title/5580/item/557143, accessed on March 28, 2024.
Federal Reserve Bank of Philadelphia. "September 2, 1940," Business Review (Federal Reserve Bank of Philadelphia) (September 2, 1940). https://fraser.stlouisfed.org/title/5580/item/557143, accessed on March 28, 2024.