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 lecture is concerned with the major surge of modernization and industrialization in the Western world around 1900 and contemporary debates among engineers—including chemical engineers—about…
March 3, 10:00 to 3:00 Don’t miss it! Book sale will offer titles on canals and waterways, railroads, industry, technology, industrial archaeology, biography and history,…
The Rise, Fall and Rebirth of the Pennsylvania Railroad’s Philadelphia Pier 122 & Pier 124 speaker Gregory Vlassopoulos, Jr. On February 5th we heard Jim…
March 3, 10:00 to 3:00 A fair sized book sale will offer titles on canals and waterways, railroads, industry, technology, industrial archaeology, biography and…

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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