Search Results for the EPA National Library Catalog

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Your Search: (AUTHOR=Brown AND Harley AND P.)

 
 
 

Select Item Title Year Published
Aquatic dryopoid beetles (Coleoptera) of the United States / 1976
Aquatic dryopoid beetles (Coleoptera) of the United States / 1972
Biota of freshwater ecosystems : identification manual. 1972

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