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  • 21 Aug, 2019

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File:Keasbey And Mattison Plant Ambler PA 1900.jpg

Ambler, Pa.

"Dr. Richard V. Mattison, president. Magnesia, Asbestos, and Pharmaceutical Products. This gigantic establishment known throughout the land, in fact, the largest plant in the world devoted to the manufacture of magnesia and asbestos products, was founded in 1873 and has been developed by its present owners from the small laboratory originally located in Philadelphia to the immense manufacturing works at Ambler, Philadelphia & Reading Railway."
Date Source King's Views of Philadelphia. Illustrated Monographs. Author King, Moses, 1853-1909

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current23:43, 28 September 2015Thumbnail for version as of 23:43, 28 September 2015600 × 187 (75 KB)Mary Mark OckerbloomUser created page with UploadWizard

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