Joseph Henry Endorses Grand Canyon Exploration
Close
PrintFirst Secretary of the Smithsonian Institution Joseph Henry writes to Representative, later President of the United States, James A. Garfield to urge that Congress fund John Wesley Powell's continued exploration of the Grand Canyon. Later, Congress appropriates $12,000 for Powell's expedition.
Chronology of Smithsonian History
Joseph Henry Letter to James Abram Garfield, May 3, 1870, document 142 in The Papers of Joseph Henry, Volume 11, The Smithsonian Years: January 1866-May 1878, Marc Rothenberg , et al, eds., (Smithsonian Institution in association with Science History Publications/USA, 2007), pp. 291-292.
Institutional History Division, Smithsonian Institution Archives, 600 Maryland Avenue, SW, Washington, D.C. 20024-2520, SIHistory@si.edu
May 3, 1870