Pennsylvania Geological Survey - Historical Photographs

Active Filters:
  • Location Covered = Clearfield
  • Date = 1923-09-25

About This Collection

This collection includes photographs from the Pennsylvania Geological Survey Historical Photographs Collection.
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Clay and shale under Lower Kittanning coal
Clay and shale under Lower Kittanning coal
Nonmetallic Mineral Resources
Clay and shale under Lower Kittanning coal, pit east of Clearfield.
Section in opening, base of Allegheny Group
Section in opening, base of Allegheny Group
Nonmetallic Mineral Resources
Section in opening, base of Allegheny Group. Clay mine east of Clearfield.
Stripping shale
Stripping shale
Nonmetallic Mineral Resources
Stripping shale, tile works east of Clearfield.