Kenneth C. Springirth, author of Greater Erie Trolleys, Johnstown Trolleys and Incline, Pittsburgh Streamlined Trolleys, Suburban Philadelphia Trolleys, East Broad Top Railroad, and Southeastern Pennsylvania Trolleys, has a vested interest in rail history, as his father was a trolley car motorman in Philadelphia and his grandfather was a motorman in Washington, D.C. A transportation historian, he has been documenting and chronicling the history of the Bessemer and Lake Erie Railroad since 1965.