Fueling the Gilded Age : railroads, miners, and disorder in Pennsylvania coal country
Conquering Gotham : a gilded age epic ; the construction of Penn Station and its tunnels
The Pennsylvania Railroad at bay : William Riley McKeen and the Terre Haute & Indianapolis Railroad
Waste Management's LNG Truck Fleet: Final Results. Alternative Fuel Truck Evaluation Project
Economic Census 1997: Pennsylvania. Transportation and Warehousing. Geographic Area Series
Ships for the seven seas : Philadelphia shipbuilding in the age of industrial capitalism
Delaware, Lackawanna and Western Railroad Line Scranton to Slateford Junction, Pennsylvania
Recycling and Rehabilitating Low-Volume Roads. Performance Report, SR 2015, Bradford County