Pennsylvania Geological Survey - Historical Photographs

Active Filters:
  • Location Covered = York
  • Subject = Stratigraphy
  • Date = 1972-09-21

About This Collection

This collection includes photographs from the Pennsylvania Geological Survey Historical Photographs Collection.
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Triassic fanglomerate, all limestone clasts
Triassic fanglomerate, all limestone clasts
Stratigraphy
Triassic fanglomerate, all limestone clasts. South of Yellow Breeches on road to Siddonsburg, Monaghan Township
Triassic limestone fanglomerate
Triassic limestone fanglomerate
Stratigraphy
Triassic limestone fanglomerate, southeast of Bowmansdale