Plan for the Collection, Purification and Disposal of the Sewage of the City of Philadelphia, 1912
Leslie’s Illustrated Newspaper, Schuylkill Flood 1869
Philadelphia county and city map, 1872
1855 bird’s eye litho of Philadelphia
Benezet House, Clarke’s Hall, and Chestnut St. Bridge (Watson’s Annals)
Drawbridge and Dock Creek, Watson’s Annals
Arch Street Bridge at Front Street
