Assessment of water quality in Streams draining coal-producing areas in Ohio
By: C. L. Pfaff, D. R. Helsel, D. P. Johnson and C. G. Angelo.
Contributors: Helsel, Dennis R.; Johnson, D. P; Angelo, C. G
Publisher: s.n
Published: 1981
Place of publication: S.l
Notes: United States Department of the Interior, Geological Survey, Water-Resources Investigation Report. 81-409. 98pp.

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