Charles E. Rushmore Charles E. Rushmore Charles Edward Rushmore (December 2, 1857 – October 31, 1931) was an American businessman and attorney for whom Mount Rushmore is named. Born in New York City, he was the son of Edward Carman Rushmore and Mary Eliza (née Dunn) Rushmore, of Tuxedo Park, NY. He was married to the former Jeanette E. Carpenter. In 1883, a tin mine, the Etta, was opened, which caused excitement among Eastern investors. In 1885 Rushmore was in the Black Hills of South Dakota to check the titles to properties for an eastern mining company owned by James Wilson. Although an
Mount Rushmore of Mount Rushmore", posing for photographs with thousands of tourists. He became one of the most photographed people in the world. The ongoing conservation of the site is overseen by the National Park Service. Physical efforts to conserve the monument have included replacement of the sealant applied originally by Gutzon Borglum, which had proved ineffective at providing water resistance. The components of Borglum's sealant included linseed oil, granite dust, and white lead, but a modern silicone replacement is now used, disguised with granite dust. In 1998, electronic monitoring devices were installed to track movement in the topology of the sculpture