Pennsylvania Geological Survey - Historical Photographs

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  • Location Covered = Lancaster

About This Collection

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

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Detail of slate quarry
Details in Peters Creek Formation in railroad cut
Diabase boulders
Dolomite quarry
Dolomite quarry
Dolomite quarry, folded strata
Drag fold in Conestoga limestone along Route 72 at Lynden
Drilling for oil
East from Chickies Rock
Eli Shreiner's quarry of Beekmantown limestone
Eshelman's Quarry
Eshelman's Quarry
Excavation of diabase sheet
Fault crossing Route 22
Fifth Field Conference of Pennsylvania Geologists
Fites Eddy and Hennery Island
Flood plain of the Octoraro Creek in large meander
Fractured Chickies Rock
Fractured rock
Fractured surface in Chickies Rock