National Anthropological Archives, Smithsonian Institution.
Source:
Glass Negatives of Indians, (Collected by the Bureau of American Ethnology) 1850s-1930s, National Anthropological Archives (NAA INV 06466900 OPPS NEG 02902 B04)
An Walla Walla tribal member that is dressed up in his regalia on a horse. He is wearing a stove pipe bonnet. Just behind him is a woman also dressed in her regalia on a horse. They are in posing in front of a canvas long tent.