Results: 1 - 3 of 3
Dec 31, 1979
Earth Sciences Report
Jul 28, 2009
Map
… the areal extent of sand and gravel deposits with aggregate … the material (ratio of sand to gravel and amount of fines) in the …
Dec 31, 1979
Earth Sciences Report
… of very thick drift with buried gravel beds are they more than 8 … and contains several sand and gravel aquifers. Potential aquifers …