Pennsylvania Geological Survey - Historical Photographs

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About This Collection

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

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520 foot terrace and (shoveline?)
Allegheny Front
Allegheny Front, from Penn Highway
Allegheny Mountain
Allegheny Mountain
Allegheny River
Allegheny River
Along Freeport-Leechburg Road
Along Interstate 80 on the Appalachian Plateau
Along Leechburg-Freeport Road
Appalachian Valley and McConnellsburg
Appalachian Valley from Lincoln Highway
Approaching Horseshoe Curve from south
Approaching ridge of Medina
Bend in Turtle Creek - Pennsylvania Railroad yards
Big Gouldsboro Lake
Big Spring Creek at Newville
Big Spring Creek at Newville
Biological station along west side of Lake Wallenpaupack
Biological station along west side of Lake Wallenpaupack