Pennsylvania Geological Survey - Historical Photographs

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  • Location Covered = York

About This Collection

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

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An alternative figure showing pinching out of beds
Alternative figure showing pinching out of beds along dip, also variation in dip
Apex of fold in Chickies quartzite
Apex of sharp fold in Chickies quartzite
Block of Hellam conglomerate
Blue Mountain Stone Company slate quarry
Blue Mountain Stone Company slate quarry
Bridge over Bonnet Run
Bridge over Conewago Creek near Mount Royal
Brownstone church, built 1811
Calcite vein and low dipping fault
Cambrian quartzite in Grace Methodist Episcopal Church
Cambrian quartzite in Grace Methodist Episcopal Church
Change of dip in Triassic sediments
Chickies Rock and Susquehanna River
City of York, east and northeast side
Close up of decayed Triassic conglomerate quartz pebbles in soil and sand
Close up of fault shown in negative no. 1192
Conglomerate and trash running transverse to bedding
Conglomerate transverse to bedding