1. The work of the sanitary engineer in time of epidemics, in time of war, and in sudden calamities in civic life Author(s): Gerhard, Wm. Paul (William Paul), 1854-1927 author Publication: New York : Burr Printing House, 1895 Subject(s): Sanitary EngineeringEpidemicsArmed ConflictsDisasters
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