


Making It Safe to Drink: Water History Video 2

Rebirth of the Rivers: Water History Video 3

Drainage area plan, early 19th century

Last gasp of the Schuylkill Interceptor, December 20, 1956

Diagram from sewage treatment plan for Philadelphia, 1912

Southwest Sewage Treatment Plant under construction, 1949

The Water Supply Problem of Philadelphia, 1899

Dauphin and Sydenham car crash, Jan. 17, 1978

Privy Cleaning Receipt, 1885

Plan and profile of proposed Delaware Seventh St. Sewer, 1850
