Mossler, John H.2013-08-012013-08-012013-08-01https://hdl.handle.net/11299/154925This regional map is partly a compilation of existing maps of bedrock geology in the metropolitan area and partly a remapping of bedrock in areas where the existing maps were out of date because of the acquisition of new subsurface data.en-USBedrockGeologyPaleozoicTwin CitiesPrecambriantopographyMap