Results: 1 - 2 of 2
Dec 31, 1999
Earth Sciences Report
… deposits is contained within the Devonian Elk Point Group. Five … and thickness of salt within the Devonian Elk Point Group, Western … and thickness of salt within the Devonian Elk Point Group, Western …
Sep 30, 2013
Open File Report
… drift-filled valleys). The Devonian geology of northeastern …