The Society for Industrial Archeology.

OLIVER EVANS CHAPTER

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  • 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…

Latest Articles
  • Lost Creeks of Philadelphia: Burying the Streams, Building the City

    In this 1839 watercolor by David Johnston Kennedy, street embankments have been built through a section of low ground near Rittenhouse Square. The city was…

  • Lost Creeks and Sewers of Philadelphia

    Lost Creeks and Sewers of PhiladelphiaSaturday, April 18, 2026, 10:30am Chapter member Adam Levine is offering a gallery talk on his exhibit with photographer Joseph…

  • Zitner’s Candy

    The crocuses are up and the robins are back, but for many Philadelphians, it won’t be spring without Zitner’s candy. Zitner’s Fine Confections, the century-old…

  • Virtual Bricks and Leaves Town Tour

    March 31, 2026 – 6:30pmVirtual Bricks and Leaves Roebling, NJ Town Tour Led by museum board member and geologist, Pierre Lacombe! Explore the built and…

About US

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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