First paper match folder in 1892, Philadelphia

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Saturday, March 21, 2026 | 10am-5pm EDT

Science History Institute
315 Chestnut Street
Philadelphia PA 19106

The date was missing from the previous post on the event:


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● 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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