License, verbatimCC0
The Metropolitan Museum of Art: Open Access, Creative Commons Zero (CC0). Flagged isPublicDomain=true in the museum's own record.
Olin Levi Warner. "Joseph," Hin-mah-too-yah-lat-kekht, Chief of the "Nez Percé" Indians, 1889; cast 1906. The Metropolitan Museum of Art.