The North American Indian, vol. 5, Offering the buffalo-skull -- Mandan, 1908, facing p. 16

Offering The Buffalo-Skull-Mandan. Captioned "Offering The Buffalo-Skull-Mandan" and "From Copyright Photograph 1908 by E.S. Curtis". In the center, a Mandan man is standing in the middle of an open field holding out a buffalo skull in what appears to be a sacrificial offering. Feathers are visible in his hair, and it appears as if he is wearing an animal fur around his waist