Upper Ferry Bridge/Colossus of Fairmount and the Lancaster Schuylkill Bridge

Black and white lithograph. Side view of the Upper Ferry Bridge, also called the Colossus of Fairmount and the Lancaster Schuylkill Bridge, spanning the Schuylkill River in Philadelphia, PA. Coast in foreground, with people farming, walking, and sitting. Subtitled: "Over the River Schuylkill nears Morris street in the County of Philadelphia. Chord of Arch 340 feet - whole extent of Bridge 400 feet - rise of Arch 20 feet - elevation above water 30 feet - the Span is greater by 98 feet than that of any other Bridge known - the construction is in general new - the principle invented by Lewis Wernwag who was assisted in the execution by Joseph Johnson - general design by Rovert Mills Architect." Artist: "Thos. Birch." Lithographer: "Jacob J. Plocher." Associated Museum accession number 2007.0168.07.