Search Results for the EPA National Library Catalog

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Your Search: (AUTHOR=Davidson AND Edward AND Sheldon)


 
 
 
Select Item Title Year Published
Geohydrology and water resources of the Tucson Basin, Arizona / 1973
Summary appraisals of the nation's ground-water resources--lower Colorado region : a general summary of ground-water availability and the potential for greater development or extension through more efficiencies of use / 1979
Water-resources appraisal of the Big Sandy Area, Mohave County, Arizona, 1973

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