Search Results for the EPA National Library Catalog

Items Found: 3
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Your Search: (AUTHOR=Hays AND T AND H)


 
 
 
Select Item Title Year Published
Analysis of the Relationship Between Stream Water Quality and Regional Income Generated by Water-Oriented Recreations. 1971
Calculations of day-night levels (Ldn) resulting from civil aircraft operations 1977
Hydrologic data for Little Elm Creek, Trinity River basin, Texas, 1976 1989

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