History of Belfield (1934)
Frankford Creek Watershed Historical Timeline
Drawing Dock Creek
Cobbs Creek in the Days of the Old Powder Mill
Sewers, Pollution, and Public Health in 19th Century Philadelphia
Smith’s and Windmill Islands
Visions of the Schuylkill, 1884 and Now
The Water and Drainage History of Philadelphia: A seven-part course
19th century life in South Philadelphia’s marshland