Jirsa, M.A.Olsen, B.M.Bloomgren, B.A.2010-03-312010-03-311986https://hdl.handle.net/11299/59991Scale 1:125,000, 2 pls. PLATES: 1, Bedrock geologic map of the seven-county Twin Cities Metropolitan Area, Minnesota; 2, Bedrock topographic map of the seven-county Twin Cities Metropolitan Area, Minnesota.en-USM-055 Bedrock geologic and topographic maps of the seven-county Twin Cities Metropolitan Area, MinnesotaMap