Penn’s Treaty with the Indians (Watson’s Annals)
Penn Landing at Blue Anchor, from Watson’s Annals
Jar of raw sewage before treatment, 2000
Fishing in the Schuylkill
Swimmers at Pier 126, Delaware River, July 15, 1918
Allegheny Avenue Sewer at Pier 126, 1918
Sewer construction, Rock Run, 1922
Privy Regulations