Board of Governors of the Federal Reserve System (U.S.), 1935-
and Federal Reserve Board, 1914-1935. Letter From Chief Clerk Hanford Notifying Employees That Private Registered Mail Is Not to Be Delivered Through Messengers of Government Departments, Number X-6387, Volume 31, Page 141,
Mimeograph Letters and Statements of the Board.
Board of Governors of the Federal Reserve System (U.S.), 1935-.
https://fraser.stlouisfed.org/archival/4957/item/503813, accessed on October 5, 2026.