Queen Lane Pumping Station, proposed design
Centre Square Water Works, Drawings of Intake Basin
Centre Square Water Works, Frederick Graff, Sr. Plans, 1799
Centre Square Water Works, Latrobe Plans, 1799
Fairmount Water Works and the Schuylkill River, 1838
Centre Square Engine House, ca. 1807
A Day in the Ma’sh – Untitled (p. 352)
A Day in the Ma’sh – Still Useful
A Day in the Ma’sh – Low Tide
A Day in the Ma’sh – At CLXIV Canal Boat St.