Federal Reserve Bank of Philadelphia. "April 2, 1928," Business Review (Federal Reserve Bank of Philadelphia) (April 2, 1928). https://fraser.stlouisfed.org/title/5580/item/557899, accessed on March 28, 2024.
Federal Reserve Bank of Philadelphia. "April 2, 1928," Business Review (Federal Reserve Bank of Philadelphia) (April 2, 1928). https://fraser.stlouisfed.org/title/5580/item/557899, accessed on March 28, 2024.