Walker Hancock begun in 1917 by Gutzon Borglum. Borglum was dismissed in 1925, and replaced by Augustus Lukeman. (Borglum went on to design and carve Mount Rushmore.) No work had been done since 1928. Hancock simplified Lukeman's model, eliminating the horses' lower bodies and legs, and made design adjustments as problems arose with the carving or stone. He modeled towers to flank the carving, but they were never executed due to lack of money. Roy Faulkner completed the carving of the memorial in 1972. For Trinity Episcopal Church, Topsfield, Massachusetts, Hancock created an immersive sculpture group, "The Garden of Gethsemane" (1965–66). On
Gutzon Borglum Rushmore project, 1927–1941, was the brainchild of South Dakota state historian Doane Robinson. His first attempt with the face of Thomas Jefferson was blown up after two years. Dynamite was also used to remove large areas of rock from under Washington's brow. The initial pair of presidents, George Washington and Thomas Jefferson was soon joined by Abraham Lincoln and Theodore Roosevelt. Ivan Houser, father of John Sherrill Houser, was assistant sculptor to Gutzon Borglum in the early years of carving; he began working with Borglum shortly after the inception of the monument and was with Borglum for a total of