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…
Wednesday, September 13, 2023 6:00Parkway Central Library of Philadelphia Please join us to reconnect with chapter members Edward W. Duffy will be speaking on research…
Delaware River Greenway Partnershippresents A Cruise through History on the Delaware River September 21, 2023 at 7:30 pm Part of our Heritage Lecture Series, Gary…
Here is the link for the required registration for Wednesday’s talk. Further down on the library page is the listing for the August typewriter presentation…
There are two more typewriter talks by Bryan Kravitz at the Free Library. Here are the topics and dates. The Typewriter Revolution of TodayWed, July…

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.


