Mount Rushmore still disputed on the basis of the 1868 Treaty of Fort Laramie (see section "Controversy" below). Among American settlers, the peak was known variously as Cougar Mountain, Sugarloaf Mountain, Slaughterhouse Mountain, and Keystone Cliffs. It was named Mount Rushmore during a prospecting expedition by Charles Rushmore, David Swanzey (husband of Carrie Ingalls), and Bill Challis. Historian Doane Robinson conceived the idea for Mount Rushmore in 1923 to promote tourism in South Dakota. In 1924, Robinson persuaded sculptor Gutzon Borglum to travel to the Black Hills region to ensure the carving could be accomplished. Borglum had been involved in sculpting the
Mount Rushmore (band) Harum, The Paul Butterfield Blues Band, The Grateful Dead, Steve Miller, Santana, Quicksilver Messenger Service, and Big Brother and the Holding Company. In June 1967 Mount Rushmore played 2 sets at The KFRC Fantasy Fair and Magic Mountain Music Festival; it was just one week before the Monterey Pop Festival which is considered the world's first "Rock Festival". In March 1968 Dotzler left to join local band Phoenix, and was soon followed by Phillips and Levin. Bolan and Kimble added Glenn Smith and Travis Fullerton to the line up and the group made two albums. Warren B. Phillips was the