Fort Union, 18611869. Creator George Catlin. Fort Union, 18611869. The American Fur Companyx2019s trading post, at the mouth of the Yellowstone river with Blackfoot and Knisteneux Indians encamped, 1832. Editorial Stock Photo - Afloimages
Fort Union, 1861/1869. The American Fur Company’s trading post, at the mouth of the Yellowstone river with Blackfoot and Knisteneux Indians encamped, 1832.