Results: 1 - 6 of 6
Dec 31, 1968
Earth Sciences Report
… flank is covered by sand and gravel. The floor of the valley is also gravel covered but the abbreviated … southern bank is not. The gravel and sand appear to be …
Jan 23, 2020
Data
… fly ash, humalite, and sand and gravel. This dataset is part of a …
Dec 31, 1970
Earth Sciences Report
… include sand and sand and gravel lenses within the drift. …
Dec 31, 1974
Earth Sciences Report
Dec 31, 1973
Earth Sciences Report