Pennsylvania Geological Survey - Historical Photographs

Active Filters:
  • Location Covered = Allegheny
  • Subject = Stratigraphy
  • Date = 1925-05-16

About This Collection

This collection includes photographs from the Pennsylvania Geological Survey Historical Photographs Collection.
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Ames limestone
Ames limestone
Stratigraphy
Ames limestone, half mile east of south end of Riverton Bridge, McKeesport, Pittsburgh quadrangle.
Morgantown sandstone
Morgantown sandstone
Stratigraphy
Morgantown sandstone, half mile west of north end of Riverton Bridge, McKeesport, Pittsburgh quadrangle.
Morgantown sandstone quarry
Morgantown sandstone quarry
Stratigraphy
Morgantown sandstone quarry, north end of Riverton Bridge, McKeesport.
Twisted and squeezed Birmingham shale
Twisted and squeezed Birmingham shale
Stratigraphy
Twisted and squeezed Birmingham shale near north end of Riverton Bridge, McKeesport.