Pennsylvania Geological Survey - Historical Photographs

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This collection includes photographs from the Pennsylvania Geological Survey Historical Photographs Collection.
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Abandoned sandstone dimension quarry
Abandoned sandstone dimension quarry
Nonmetallic Mineral Resources
Abandoned sandstone dimension quarry. Kittanning sandstone. Near Falls Creek to north Clearfield County.
Abandoned sandstone dimension quarry
Abandoned sandstone dimension quarry
Nonmetallic Mineral Resources
Abandoned sandstone dimension quarry. Kittanning sandstone. Near Falls Creek to north Clearfield County.
Abandoned sandstone quarry
Abandoned sandstone quarry
Stratigraphy
Abandoned sandstone quarry, probably Homewood sandstone. One mile north of Leesburg Station on west side of Neshannock Creek, Springfield Township
Abandoned tanning plant
Abandoned tanning plant
Miscellaneous
Abandoned tanning plant, Leetonia, Elk Township.
Abutment of abandoned railroad bridge
Abutment of abandoned railroad bridge
Nonmetallic Mineral Resources
Abutment of abandoned railroad bridge. Mill Creek Water Gap. Photographer and date of photograph not known.
Abutment of bridge built of local sandstone
Abutment of bridge built of local sandstone
Cities, Towns, and Buildings
Abutment of bridge built of local sandstone probably quarried one hundred years, Rogersville.
Abutment of railroad bridge (abandoned)
Abutment of railroad bridge (abandoned)
Nonmetallic Mineral Resources
Abutment of railroad bridge (abandoned), Mill Creek Water Gap
Academy of Science
Academy of Science
Miscellaneous
Academy of Science. Professor Leighton speaking. Shore of Lake Erie, Erie quadrangle.
Accumulation of silt in Mahanoy Creek
Accumulation of silt in Mahanoy Creek
Mineral Resources-Coal
Accumulation of silt in Mahanoy Creek, Gilberton.
Acid mine drainage from reclaimed strip pit prior to 1965 Backfilling Law
Acid mine drainage from reclaimed strip pit prior to 1965 Backfilling Law
Environmental Geology
Acid mine drainage from reclaimed strip pit prior to 1965 Backfilling Law. Near Lanes Mills.
Acre Rocks on east slope of Big Savage Mountain
Acre Rocks on east slope of Big Savage Mountain
Stratigraphy
Acre Rocks on east slope of Big Savage Mountain west of Kemmell Mills (Pottsville sandstone). Berlin quadrangle
Across early Monongahela Channel of early glacial age
Across early Monongahela Channel of early glacial age
Cities, Towns, and Buildings
Across early Monongahela Channel of early glacial age. Carnegie Library in right foreground, Forbes Field and Schenley Hotel in left middle foreground. From hill in Schenley Park, Pittsburgh.
Across early Monongahela Channel of early glacial age
Across early Monongahela Channel of early glacial age
Cities, Towns, and Buildings
Across early Monongahela Channel of early glacial age. Carnegie Library in right foreground, Forbes Field and Schenley Hotel in left middle foreground. From hill in Schenley Park, Pittsburgh.
Across early Monongahela Channel of early glacial age
Across early Monongahela Channel of early glacial age
Cities, Towns, and Buildings
Across early Monongahela Channel of early glacial age. Carnegie Library in middle foreground, Schenley Hotel left middle background. From hill in Schenley Park, Pittsburgh.
Across early Monongahela Channel of early glacial age
Across early Monongahela Channel of early glacial age
Cities, Towns, and Buildings
Across early Monongahela Channel of early glacial age. Carnegie Library in middle foreground, Schenley Hotel left middle background. From hill in Schenley Park, Pittsburgh.
Across French Creek at Franklin
Across French Creek at Franklin
Stratigraphy
Across French Creek at Franklin. Base of section 50' above Corry sandstone. Cuyahoga strata shows limy siltstones common in upper part of that group in Franklin quadrangle
Across Susquehanna at gap of Second Mountain
Across Susquehanna at gap of Second Mountain
Surface Water
Across Susquehanna at gap of Second Mountain showing massive ledge below retaining wall and lack of ridges in river in line with this ledge. End of Cove Mountain on west side of river.
Across Susquehanna Gap in Second Mountain
Across Susquehanna Gap in Second Mountain
Surface Water
Across Susquehanna Gap in Second Mountain taken from north end of retaining wall showing exposured ledges.
Across Susquehanna Valley, south of Athens
Across Susquehanna Valley, south of Athens
Geomorphology
Across Susquehanna Valley, south of Athens, Pa.
Across valley of East Branch of Tuncangwant Creek
Across valley of East Branch of Tuncangwant Creek
Stratigraphy
Across valley of East Branch of Tuncangwant Creek. Bradford Pressed Brick quarries and plant in distance. Just north of Lewis Run Borough.