Contributions

  • United States. Environmental Protection Agency. Water Quality Office. - Contributor

Publication

1969 - Environmental Protection Agency, Water Quality Office]; for sale by the Supt. of Docs., U.S. Govt. Print. Off., [Washington, District of Columbia

Language

English

Word Count

15,750 words, Guess

Page Count

63 pages

Identifiers

Classifications

  • DDC628/.35
  • LCCTD899.P6 D68

Subjects

Series Statement

  • Water pollution control research series

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