Velz, Clarence J.

Applied stream sanitation, by Clarence J. Velz. - New York, Wiley-Interscience [1970] - ix, 619 p. illus., maps. 23 cm. - Environmental science and technology .

Includes bibliographical references.

0471905259

71120710


Stream self-purification.

TD764 / .V45 1970

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