Electric Pump Installations at Lardner’s Point Pumping Station
Philadelphia Water Department Fire Hydrant
Diagram showing the daily pumpage for the year 1877
Race Bridge, Fairmount Water Works, 1834
Plan of Lemon Hill and Sedgley Park, Fairmount and Adjoining Property, 1851
Pipe Test, 1914
Jar of raw sewage before treatment, 2000
Southeast Sewage Treatment Works diagram, 1955
Allegheny Avenue Sewer at Pier 126, 1918
Outside Sprinkling Filters, Spring Garden Sewage Experiment Station, 1911
