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Start Over Subject Geomagnetism Spatial Coverage Jackson County

1. Magnetometer map : Bennett and Washabaugh Counties, South Dakota

Yale Public content
1961. 2018-05-14T18:51:44Z. 2018-05-14T18:51:44Z. Petsch, Bruno C. (Bruno Carl), 1901-1981. South Dakota Geological Survey. English. cartographic image. Public. South Dakota, Bennett County, Washabaugh County, Jackson County, Bennett County (S.D.), Washabaugh County (S.D.), Jackson County (S.D.), Bennett County., Jackson County., and Washabaugh County.