Search Results for the EPA National Library Catalog

Items Found: 3

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Your Search: (AUTHOR=Schwinn AND Donald AND E.)


Select Item Title Year Published
Evaluation of deep shaft biological wastewater treatment process at Ithaca, New York / 1984
Full-scale operation of a single-stage nitrification-denitrification plant / 1977
Process design manual for upgrading existing wastewater treatment plants. 1974

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