1. Drainage areas in the Big Sioux River basin in eastern South Dakota [cartographic material] Yale Public content 1985. 2002-06-01T04:00:00Z. 2023-10-04T03:01:33Z. Geological Survey (U.S.). The Survey : [Books and Open-File Reports Section, distributor]. English. cartogrpahic image. Public. Big Sioux River (S.D. and Iowa).