Search results for: Walasek, Jim

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    Pocket sampling guide for operators of small water systems.

    Authors: Walasek, Jim
    Published: Office of Ground Water and Drinking Water, U.S. Environmental Protection Agency ; [Supt. of Docs., U.S. G.P.O., distributor], 1992
    Physical Description: 92 pages : illustrations ; 23 x 11 cm + 4 folded sheets in pocket.
    Government Document Book