1. The sewage of Worcester in its relation to the Blackstone River: argument of John Hopkins before the Joint Committee on Water-Supply and Drainage of the Massachusetts Legislature, April 2, 1886 Author(s): Hopkins, John, 1840-1902 Publication: Boston : Rand, Avery, 1886 Subject(s): Sewage -- legislation & jurisprudenceDrainage, Sanitary -- legislation & jurisprudenceWater Pollution -- legislation & jurisprudenceRiversMassachusetts
