Federal Reserve Bank of St. Louis. "Daylight Saving Time," Federal Reserve Bank of St. Louis Circulars (September 18, 1956). https://fraser.stlouisfed.org/title/958/item/37337, accessed on April 18, 2024.
Federal Reserve Bank of St. Louis. "Daylight Saving Time," Federal Reserve Bank of St. Louis Circulars (September 18, 1956). https://fraser.stlouisfed.org/title/958/item/37337, accessed on April 18, 2024.