Federal Reserve Bank of Dallas. "[All Federal Reserve Banks and Branches, Will Observe Daylight Saving Time 4-30-67 to 10-29-67], Circular No. 67-83,"
District Notices (Federal Reserve Bank of Dallas)
(April 25, 1967).
https://fraser.stlouisfed.org/title/5569/item/543524, accessed on March 2, 2025.
@FedFRASER