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Herculite glass test with automobile

ca. 1938

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Herculite glass test with automobile
  • Title
  • Herculite glass test with automobile
  • Creator
  • PPG Industries
  • Date
  • ca. 1938
  • Identifier
  • 20170227-hpichswp-0048
  • Description
  • Four men standing on running boards of automobile to demonstrate strength of Herculite glass windshields. Developed by PPG for the commercial market, Herculite was a tempered glass that was reheated and rapidly cooled through a process that results in the glass being three to seven times stronger in addition to being heat resistant.
  • Type
  • still image
  • Genre
  • photographs
  • Subject
  • PPG Industries.
    Glass manufacture.
    Automotive industries.
  • Source
  • PPG Industries Records, 1888-1995, MSS 667, Detre Library and Archives, Senator John Heinz History Center
  • Contributor
  • Detre Library & Archives, Heinz History Center
  • Collection
  • PPG Industries Records
  • Rights Information
  • Copyright Not Evaluated. The copyright and related rights status of this Item has not been evaluated. Please refer to the organization that has made the Item available for more information. You are free to use this Item in any way that is permitted by the copyright and related rights legislation that applies to your use.
    http://rightsstatements.org/vocab/CNE/1.0/