Results: 1 - 3 of 3
Dec 31, 1979
Earth Sciences Report
… … The most important sources of gravel and sand in the Lethbridge … valley. These terraces contain gravel and gravelly sand, exposed … and silt overlying the sand and gravel. The largest of the alluvial …
Nov 25, 1975
Open File Report
… entrepreneur. These are sand & gravel and peat moss. Both are … and both (in particular, sand & gravel) are essential commodities … in developing a sand & gravel and peat moss deposit. We …
Dec 31, 1973
Earth Sciences Report