Results: 1 - 8 of 8
Dec 31, 1974
Earth Sciences Report
… … Increasing demands for quality gravel prompted an investigation … in figure 2. Investigations for gravel during the summer of 1973 … outwash, deltaic, esker and lag gravel deposits), and recent …
Dec 31, 1970
Earth Sciences Report
… include sand and sand and gravel lenses within the drift. …
Dec 31, 1982
Open File Report
… Rock, Potash, Salt, Sand and Gravel, Sandstone-Siltstone, Silica …
Dec 31, 1974
Earth Sciences Report
Apr 23, 2017
Data
… 3, which contains sand and/or gravel resting on the floors of …
Apr 23, 2017
Data
… 5, which contains sand and/or gravel confined to modern valleys, …
Dec 31, 1973
Earth Sciences Report