Board of Governors of the Federal Reserve System (U.S.), 1935-
and Federal Reserve Board, 1914-1935. Letter From the Asst. Secretary re Tax Exemptions on Telegraph and Telephone Service, Number X-1978, Volume 13, Page 668,
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/511043, accessed on July 11, 2026.