Mill Creek Sewer under construction, 1883
Fairmount Water Works, W.H. Bartlett, 1839
Fairmount and vicinity, 1839
Isometrical View of Fairmount Water Works, 1843
Centre Square Engine House, ca. 1807
Outhouse over the Schuylkill near Pottstown
Northern Liberties and Spring Garden Water Works
Electric Pump Installations at Lardner’s Point Pumping Station
View from the Inclined Plane near Philadelphia, 1838
Fairmount Water Works, about 1860