OLIVER EVANS CHAPTER

Union Pacific’s famed Big Boy No. 4014, the world’s largest operating steam locomotive, will journey to the East Coast this summer for the first time as part of a historic coast-to-coast tour to celebrate America’s 250th anniversary. The tour includes a Fourth of July celebration in Philadelphia, major display events…

The SIA’s emphasis on archeology reflects a concern for the tangible evidence of early industry. Our mission is the study, interpretation, and preservation of the surviving factories, machinery, bridges, canals, industrial communities and artifacts that are historically significant.


