Federal Reserve Bank of Philadelphia. "August 1, 1939," Business Review (Federal Reserve Bank of Philadelphia) (August 1, 1939). https://fraser.stlouisfed.org/title/5580/item/557130, accessed on April 21, 2024.
Federal Reserve Bank of Philadelphia. "August 1, 1939," Business Review (Federal Reserve Bank of Philadelphia) (August 1, 1939). https://fraser.stlouisfed.org/title/5580/item/557130, accessed on April 21, 2024.