Search Results for the EPA National Library Catalog

Items Found: 4
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Your Search: (AUTHOR=Johan AND D AND R)


 
 
 
Select Item Title Year Published
Drugs, Driving and Traffic Safety [electronic resource] / 2009
Fluorometric Technique for Sampling in Large-River Ecosystems. 1971
Some observations on the sediments of the Delaware River south of Wilmington, 1962
The Pliocene and Quaternary deposits of Delaware : palynology, ages, and paleoenvironments / 1999

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