Topics Infrastructure

1914 map showing the plan for the collection and treatment of sewage in Philadelphia.

Philadelphia’s Sewer Problem

Diagram from sewage treatment plan for Philadelphia, 1912

Three reports on Philadelphia’s Sewage Treatment Project, 1911-1914

Black-and-white photo of industrial tank installation with smokestacks and factories in the background

Emscher Tank Installation at Essen Nord, Germany

Black-and-white image of a brick sewer outlet that drains into a creek with trees and a hill behind it

Thomas Run sewer outlet at Cobbs Creek