Search Results for the EPA National Library Catalog

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Your Search: (AUTHOR=Heyman AND W.)


Select Item Title Year Published
Biomonitoring for control of toxicity in effluent discharges to the marine environment. 1989
Evaluation of monitoring systems for power plant and sulfur recovery plant emissions / 1976
Greater Pittsburgh region : Structure contour map of Allegheny, Armstrong, Beaver, Butler, Washington, and Westmoreland counties / 1975

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