Philadelphia (Pennsylvania; USA);Colossus Bridge(also known as Fairmount Bridge; Colossus of Fairmount; Upper Ferry Bridge or Lancaster Schuylkill Bridge; timber bridge across the Schuylkill River near Philadelphia; builr in 1812 by Louis Wernwag; longest single-span wooden truss to be erected in the United States; destroyed by fire in 1838; today at this site: Spring Garden Street Bridge)."FAIRMOUNT GARDENS WITH THE SCHUYLKILL BRIDGE. (Philadelphia)".Steel engraving; 1840; by William Henry Bartlett (1809-1854) after John West Giles (1830-1864).Image: 12.1 x 18.1 cm; sheet: 20.8 x 26.4 cm.Inv.: 2014.31 Gift of Phillip and Juanita Greenspan in honor of Linda M. DuncanAthens (Georgia); Georgia Museum of Art.