Dam Construction and RepairHistorical prints of dam construction projects and landscape modifications, documenting engineering efforts in the Central Plains region. Reservoirs. 1938-01-01T00:00:00.. Department of the Interior. Bureau of Indian Affairs. Standing Rock Agency. 9/17/1947-. Photographs 228 assets in this story6145-519737641899-186680296145-519653256145-436755826145-519646136145-432007776145-540383186145-519648226145-295947876145-546007506145-519736746145-559319236145-296477974443-219000756145-519655106145-505996836145-559444006145-531956876145-299474276145-589486074443-218804316145-43775136255-287851486145-486187076145-559434446145-456384506145-505996676145-55932637 PREVIOUS of 3 NEXT