Basin No. 1
Frame Baffle
Embankment
Chimney No. 4 and Concrete Base
Aspinwall Pumping Station
Floor of Filter No. 47
Brilliant Pumping Station from North Bank
Aspinwall Pumping Station
Aspinwall Pumping Station Tracks
Administration Building Incubator Room
Aspinwall Pumping Station Exterior
Filter No. 1
Concrete Mixer
Brilliant Pumping Station
Deary Street and Park Avenue
Aspinwall Pumping Station Workmen
Aspinwall Pumping Station
Hospital Road
Flue
Aspinwall Pumping Station
Cofferdam After Flood
Allegheny River Conditions
Aspinwall Pumping Station Construction
Allegheny River Bank
Aspinwall Pumping Station
35 Million Gallon Pump
Big Curve
Brilliant Pumping Station