The Journey of Your Flush
Color Diagram of Plan for the Collection, Purification and Disposal of the Sewage of the City of Philadelphia
Captain Sewer and Michael Nutter, 1998
30th Street Sewer
69th St. Sewer and Culvert across Lansdowne AVe.
Plan for the Collection, Purification and Disposal of the Sewage of the City of Philadelphia, 1912
Swimmers at Pier 126, Delaware River, July 15, 1918
Allegheny Avenue Sewer at Pier 126, 1918
Devereaux Street Sewer, Philadelphia magazine, 1911
Bingham Street Sewer, East of Tacony Creek, 1921