Basin No. 2
Aspinwall Pumping Station
Aspinwall Pumping Station
Brilliant Pumping Station
East from Central Mixer
Aspinwall Pumping Station
Aspinwall Pumping Station
Brilliant Pumping Station
Aspinwall Pumping Station
Excavation of Gallery No. 1
Aspinwall Pumping Station
Basin No. 3
Agnew and Lincoln
Aspinwall Pumping Station
Aspinwall Pumping Station
Five Million Gallon Pumps
Aspinwall Pumping Station
Cofferdam
Excavation for Gallery No. 4
Aspinwall Pumping Station
Aspinwall Pumping Station
Allegheny River looking southwest
Aspinwall Pumping Station
Interior of Twin Conduit
Aspinwall Pumping Station Tablet
Aspinwall Pumping Station
Boilers and Superheater
Administration Building Incubator Room