PWD water tech at the Philly Home Show, 1960 (detail)
State Street pipeline construction, 1904
Belmont Filters construction, 1903
Rudolph Hering
Electric Pump Installations at Lardner’s Point Pumping Station
Engine House, Belmont Works
New Mill House at Fairmount
Water Works Standpipe, 1853
View of Fairmount Water Works, ca. 1827
Wastewater Treatment Process diagram