Federal Reserve Bank of Philadelphia. "July 2, 1928," Business Review (Federal Reserve Bank of Philadelphia) (July 2, 1928). https://fraser.stlouisfed.org/title/5580/item/557902, accessed on March 28, 2024.
Federal Reserve Bank of Philadelphia. "July 2, 1928," Business Review (Federal Reserve Bank of Philadelphia) (July 2, 1928). https://fraser.stlouisfed.org/title/5580/item/557902, accessed on March 28, 2024.