Fruin, Jerry E.Stinson, Thomas F.2019-08-062019-08-061979https://hdl.handle.net/11299/205310This archival publication may not reflect current scientific knowledge or recommendations. Current information available from the University of Minnesota Extension: https://www.extension.umn.edu.enwestern coal energy for Minnesotacoal mining cost requirementscoal transportation and distribution systems in MinnesotaOther