Pennsylvania Geological Survey - Historical Photographs

Active Filters:
  • Contributing Institution = Pennsylvania Geological Survey
  • Date = 1960
  • Subject = Stratigraphy

About This Collection

This collection includes photographs from the Pennsylvania Geological Survey Historical Photographs Collection.

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Location Covered

Original Format

Hershey conglomerate
Richland Formation (type section)
Stonehenge Formation
Triassic sandstone along Route 322