Federal Reserve Bank of St. Louis. "Daylight Saving Time," Federal Reserve Bank of St. Louis Circulars (April 22, 1957). https://fraser.stlouisfed.org/title/958/item/37422, accessed on April 18, 2024.
Federal Reserve Bank of St. Louis. "Daylight Saving Time," Federal Reserve Bank of St. Louis Circulars (April 22, 1957). https://fraser.stlouisfed.org/title/958/item/37422, accessed on April 18, 2024.