Subjects Combined Sewer

Sewer systems, City of Philadelphia, 1927 and 1929

Down Under, Part 2: Beaver Creek as it appears today

Mill Creek Sewer under construction. Several men standing beside a giant partially constructed sewer pipe.

Mill Creek Sewer under construction, 1883

Journey of your Flush map

The Journey of Your Flush

Sewage collection and disposal plan

Plan for the Collection, Purification and Disposal of the Sewage of the City of Philadelphia, 1912