OLIVER EVANS CHAPTER

Bucks County Trolley Lines In person presentation by Mike Szilagyi, AICP, author and historianWednesday, September 9, 2025, 6:00 – 7:30 pm Here is the link for people unable to attend in person: https://freelibrary-org.zoom.us/webinar/register/WN_jzRAHDU2To2gpnczTJNUDg Bucks County, Pennsylvania, was once served by 120 miles of trolley lines. During the decades spanning the 1890s…
The National Museum of Industrial History presentsSunday, February 28th at 7pm The National Museum of Industrial History continues its 2021 Meet the Manufacturer Virtual Lecture…
The National Museum of Industrial History presentsJanuary 31, 2021 7pm The National Museum of Industrial History begins its Manufacturer series with Peter Huntley, CEO &…
A Virtual presentation from the National Museum of Industrial History JANUARY 23 @ 3:00 PM – 4:30 PM While the rise and fall of Bethlehem Steel is…
After decades of work, a sign designer’s dream is finally coming true. Museum founder Len Davidson shows off his crab: MICHAELA WINBERG / BILLY PENN…

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.



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