Aspinwall Pumping Station
Aspinwall Pumping Station Chimney
Chimney No. 4 and Concrete Base
Driving Sheet Piling
General View of Reservoir
Aspinwall Pumping Station
Aspinwall Pumping Station
Aspinwall Pumping Station
Aspinwall Pumping Station
Aspinwall Pumping Station
Excavation for Septic Tanks
Aspinwall Pumping Station
Aspinwall Pumping Station
Cofferdam After Flood
City Waterworks Reservoir
Intake Conduits
Concreting Piers
Aspinwall Pumping Station
Hospital Road
Aspinwall Pumping Station
Aspinwall Pumping Station
Fatal Accident in Aspinwall Pumping Station
Lincoln Avenue
Filtration Plant Progress
Allegheny River Conditions
Filling on Property
Aspinwall Pumping Station
Brilliant Pumping Station