1. Abstract of a lecture before the Lansing Scientific Association, Lansing, Michigan, Dec. 18, 1877 Author(s): Ames, Azel, 1845-1908, author Publication: [Lansing?] : [publisher not identified], [1877?] Subject(s): SanitationCity PlanningEnvironment, ControlledMichigan
2. Sanitary engineering: a lecture delivered before the Franklin Institute of Philadelphia, Pa., February 15, 1895 Author(s): Gerhard, Wm. Paul (William Paul), 1854-1927 author Publication: Philadelphia : Franklin Institute of the State of Penna., 1895 Subject(s): Sanitary EngineeringCity Planning
