Subjects Urban Development

Fairmount Water Works: The Surprising History of an American Landmark

Fairmount Water Works (Picturesque America)

Northeast Philadelphia history, one page at a time: The Holmesburg Library Scrapbook Collection

Oak Lane Reservoir pipeline, 1904

The Water and Drainage History of Philadelphia: A seven-part course

Birkinbine Schuylkill Hydrographical Survey 1861-66

Two reports on the state of the Schuylkill River, 1867