The Water and Drainage History of Philadelphia, Part 4
The Water and Drainage History of Philadelphia, Part 3
The Water and Drainage History of Philadelphia, Part 2
Down Under!
The Sad History of Frankford Creek
Two reports on the state of the Schuylkill River, 1867
Streams, islands, and ferries of early Philadelphia
19th century life in South Philadelphia’s marshland
Schuylkill River Hydrographical Survey 1861-66 by H. P. M. Birkinbine
Duplex Pumping Engine, Belmont Works