Items

Historic resources from our archives - images, maps, documents, and more.

Schuylkill River watershed, population in 1904

Aqueduct carrying sewer over Creishem Creek, in the Wissahickon Valley, 1892

Cresheim Aqueduct

Fairmount, bird's eye view from Lemon Hill (detail)

Fairmount Park, bird’s eye view from Lemon Hill, detail

Two bottles of water from a river, one dark with pollution and one clear after filtration

Water Before and After Roxborough