Board of Governors of the Federal Reserve System (U.S.), 1935-
and Federal Reserve Board, 1914-1935. Letter From Asst. Secretary McClelland re Sand and Gravel as Readily Marketable Staples, Number X-6385, Volume 31, Page 140,
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/503812, accessed on September 11, 2026.