Chief of the Blackfoot Sioux (1836–1918) who fought at the Battle of the Little Bighorn. Exquisite matte-finish 7.75 x 11.25 portrait of Chief John Grass in a traditional Native American headdress, signed on the reverse in black ink by the photographer, “Chief John Grass, Sioux, Photo by Frank Bennett Fiske, Fort Yates, N. Da.” An unobtrusive crease to the lower left corner and uniformly trimmed edges, otherwise fine condition. Frank Bennett Fiske was an early photographer born at Fort Bennett in the Dakota Territory, spending most of his life in the Fort Yates area. He was best known for his rich, detailed portraits of Native American Indians, for which he won the North Dakota Art Award in 1950.