Time Periods 1850-1900

Bridge Street Draw. General view of old draw, ca 1896

30th Street Sewer

30th Street Sewer

Duplex Pumping Engine, Belmont Works

Duplex Pumping Engine, Belmont Works

Belmont Works Engine House

Engine House of the Belmont Works

Sewage collection and disposal plan

Plan for the Collection, Purification and Disposal of the Sewage of the City of Philadelphia, 1912

Jonval Turbines at New Mill House, 1870