Harking to 1972's Mod Trolley, the Port Authority and the Carnegie roll out retro buses and a new exhibit | News | Pittsburgh | Pittsburgh City Paper
Heyday of trolleys in Western Pa. transformed region | TribLIVE.com
100 Years of Pittsburgh Trolleys | Pittsburgh Magazine
Pittsburgh Railways OnLine - History Page 5
Pa. Trolley Museum rolls out new book on Pittsburgh streetcars | Pittsburgh Post-Gazette
PITTSBURGH'S TROLLEY HERITAGE
Brookline Connection - 39-BROOKLINE TROLLEY TRIVIA The history of the electrified railway system in Pittsburgh really took off in the 1890s, when hundreds of traction companies were formed, most of which were
100 Years of Pittsburgh Trolleys | Pittsburgh Magazine
The past, present, and future of trolleys in Pittsburgh | Infrastructure | Pittsburgh | Pittsburgh City Paper
Heinz History Center Trolley (Sticker or Magnet) – Shop at the Heinz History Center
The history of Pittsburgh's public transportation system | 90.5 WESA