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Start Over Subjects Sanitary Engineering ✖Remove constraint Subjects: Sanitary Engineering Titles Annual report of the chief engineer and general superintendent of the Washington Aqueduct: Department of the Interior, Office of the Washington Aqueduct, Washington, D.C., October 1, 1864 ✖Remove constraint Titles: Annual report of the chief engineer and general superintendent of the Washington Aqueduct: Department of the Interior, Office of the Washington Aqueduct, Washington, D.C., October 1, 1864 Dates by Range 1850-1899 ✖Remove constraint Dates by Range: 1850-1899

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  • Annual report of the chief engineer and general superintendent of the Washington Aqueduct: Department of the Interior, Office of the Washington Aqueduct, Washington, D.C., October 1, 18641