Flags. PTC/SEPTA 2743 PCC (1947, St. Louis Car Company) sits in front of York Railways 163 (1924, J.G. Brill), Johnstown double-truck Birney 'safety car’ 311 (1922, Wason), and Oporto, Portugal 172 (STCP, 1929) on Saturday, October 9, 2021 at the Rockhill Trolley Museum. The four were just some of the cars that operated throughout the day.