Pittsburgh Streamlined Trolleys covers the history of the trolley car system that once had the third largest fleet of Presidents' Conference Committee trolley c

An extensive number of trolley car lines linked the city of Philadelphia to the rich farmland and picturesque towns of southeastern Pennsylvania. These trolley

Western Pennsylvania's infrastructure is renowned for traversing valleys, mountains, rivers and everything in between. Early surveying in the region delineated

In 1881, a narrow-gauge railroad was built in southwestern New York, from Attica to Arcade. It was later rebuilt to standard gauge to connect with what became t

Andrew Carnegie's vision of transporting iron ore from his boats on Lake Erie to his Pittsburgh steel mills was realized when he obtained ownership of a series