modeled 1914; lost-wax cast 1916 | lost-wax cast in bronze
modeled 1911; sand cast between 1912 and 1916 | sand cast in bronze
modeled 1915; lost-wax cast between 1916 and 1921 | lost-wax cast in bronze
modeled 1916; lost-wax cast between 1916 and 1921 | lost-wax cast in bronze