Pennsylvania Geological Survey - Historical Photographs

Active Filters:
  • Location Covered = Mifflin
  • Date = 1923-07-09

About This Collection

This collection includes photographs from the Pennsylvania Geological Survey Historical Photographs Collection.
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Close up of kilns
Nonmetallic Mineral Resources
Close up of kilns, Haws Refractories Company. Hawstone, Lewistown Narrows.
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Detail of kiln opening
Nonmetallic Mineral Resources
Detail of kiln opening, Haws Refractories Company. Hawstone, Lewistown Narrows.
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Haws Refractory Company plant
Nonmetallic Mineral Resources
Haws Refractory Company plant. Hawstone, Lewistown Narrows.
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Method of piling silica brick
Nonmetallic Mineral Resources
Method of piling silica brick, Haws Refractories Company, Hawstone.
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