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By: Ingman, Gary L. - Horpestad, Abraham A. - Bahls, Loren L. - Montana. Water Quality Bureau.Edition:Publication info: Helena, State of Montana, Water Quality Bureau, Environmental Sciences Division, Dept. of Health and Environmental Sciences, 1979Volume: 1979Series:Holding Institution: Montana State LibrarySubjects:BHL Collections:
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By: Bahls, Loren L. - Horpestad, Abraham A. - Ingman, Gary L. - Montana. Water Quality Bureau.Edition:Publication info: Helena, State of Montana, Water Quality Bureau, Environmental Sciences Division, Dept. of Health and Environmental Sciences, 1979Volume: 1979Series:Holding Institution: Montana State LibrarySubjects:BHL Collections: