Jersey, Dover district, magnetite: Sims, P. K., 1. South Dakota, Black Hills: Gries, J. P. Transportation...Ottawa. S. C. State Devel. Board Div. Geology BulL-South Carolina State Development Board Division of Geology...Bulletin. Columbia, S.C. S. Dak. Acad. Sci. Proc.-South Dakota Academy of Science Proceedings. Vermillion...Vermillion, S. Dak. S. Dak. Geol. Survey Rept. Inv.-South Dakota Geological Survey Report of Investigations....Jan. 1, 1958. 3. (compiler). Oil and gas tests in South Dakota, 1957: S. Dak. Geol. Survey Oil and Gas Inv |