Results: 1 - 6 of 6
Dec 31, 2006
Geo-Note
Dec 31, 1976
Earth Sciences Report
… River where thick buried valley sand forms an important aquifer …
Dec 31, 1973
Earth Sciences Report
Dec 31, 1974
Earth Sciences Report
… tills, lacustrine materials and sand dunes which yield little or no …
Sep 29, 2013
Open File Report
Dec 22, 2005
Earth Sciences Report
… by marine shales with wedges of sand and silt deposits. …