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Glass History 

  PPG Works No. 7
  Cumberland, Maryland

PPG Industries, Inc.  Works No. 7
Cumberland, Maryland Operations
Employee Badge

 

Timeline:

  • 1953   Construction of the PPG Works No. 7 begins.

  • 1956-1981   Plate glass manufacturing is conducted at PPG Works No. 7.

  • 1981   PPG Works No. 7 operates as a 1992 plate glass research and development facility. All plant operations ceased in 1992.