Results: 1 - 3 of 3
Dec 31, 1970
Earth Sciences Report
… … The hydrogeological map of the … the prototype for a forthcoming hydrogeological reconnaissance map … on one map the most important hydrogeological aspects of the …
Dec 31, 1973
Earth Sciences Report
… … As part of a hydrogeological reconnaissance …
Dec 31, 1974
Earth Sciences Report
… annually. Geological units of hydrogeological interest include …