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Holding Information

Collection: Hexamer General Surveys

Institution: Free Library of Philadelphia (Map Collection)

Products Made / Facility Type: Chemicals-Drugs/Medicine

Local Call: HGSv20.1929 (Vol. 20, Plate 1929)

Item dates: 1885

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Location

Ambler Station
Montgomery County, PA (Ambler)

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[Wissahickon Chemical Works, Keasbey & Mattison] Plate 1929 (Ernest Hexamer, 6/8/1885) Hexamer General Surveys, Free Library of Philadelphia. Local ID #: HGSv20.1929

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