Pittsburgh in 1940 and Today. Source: (Top) Pittsburgh City Photographer Collection, 1901–2002, AIS.1971.05, Archives Service Center, University of Pittsburgh. Public domain. (Bottom) Photo by Corey G...
Pittsburgh in 1940 and Today. Source: (Top) Pittsburgh City Photographer Collection, 1901–2002, AIS.1971.05, Archives Service Center, University of Pittsburgh. Public domain. (Bottom) Photo by Corey G...