Pennsylvania Geological Survey - Historical Photographs - Browse all items - Pennsylvania Photos and Documents

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Pennsylvania Geological Survey - Historical Photographs - Browse all items - Pennsylvania Photos and Documents

Presbyterian Church (1740)

Subject	Cities, Towns, and Buildings
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1931-07-08

Present quarries near Hummelstown

Subject	Nonmetallic Mineral Resources
Creator	Ashley, Geo. H. (George Hall), 1866-1951

Pumping river coal

Subject	Nonmetallic Mineral Resources
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1922-10-01

Quarry at Swatara

Subject	Nonmetallic Mineral Resources
Creator	Ashley, Geo. H. (George Hall), 1866-1951

Quarry being used for public water supply

Subject	Environmental Geology
Creator	Bolles, William H.
Date	1971-03-16

Quarry filled to contour

Subject	Multiple Land Use
Creator	Bolles, William H.
Date	1971

Quarry filled to contour

Subject	Multiple Land Use
Creator	Bolles, William H.
Date	1971

Quarry filled to contour

Subject	Multiple Land Use
Creator	Bolles, William H.
Date	1971

Quarry filled to contour

Subject	Multiple Land Use
Creator	Bolles, William H.
Date	1971

Quarry filled to contour


Subject	Environmental Geology Multiple Land Use
Creator	Bolles, William H.

Quarry filled to contour

Subject	Multiple Land Use
Creator	Bolles, William H.
Date	1971

Quarry fill-in

Subject	Multiple Land Use
Creator	Bolles, William H.
Date	1971-03-16

Quarrying limestone for flux

Subject	Nonmetallic Mineral Resources

Quarry in Hamilton sandstone

Subject	Nonmetallic Mineral Resources
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1933-05-28

Radioactive detection demonstration at Nuclear Conference

Subject	Miscellaneous
Creator	Geyer, Alan R.

Reading Bridge from below Pennsylvania Bridge

Subject	Cities, Towns, and Buildings
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date

Reading Bridge through arch of Pennsylvania Bridge

Subject	Cities, Towns, and Buildings
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date

Remains of ice jam in Susquehanna River

Subject	Miscellaneous
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1926-03-22

Remains of ice jam in Susquehanna River

Subject	Miscellaneous
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1926-03-22

Remains of ice jam in Susquehanna River

Subject	Miscellaneous
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1926-03-22

Remains of ice piled along Susquehanna River bank

Subject	Miscellaneous
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1926-03-22

Remains of ice piled along Susquehanna River bank

Subject	Miscellaneous
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1926-03-22

Ribbons and flowstone, Indian Echo Caverns

Subject	Caves
Creator	Bolles, William H.
Date	1970-11

Ribbons, Indian Echo Caverns

Subject	Caves
Creator	Bolles, William H.
Date	1970-11

Richard Conlin (left) and V. C. (Vincent Chester) Shepps (right)

Subject	Survey Staff
Creator	Koppe, Edwin F.
Date	1958

River coal

Subject	Nonmetallic Mineral Resources
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1921-08-03

River coal fleet

Subject	Nonmetallic Mineral Resources
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1922-10-01

River coal industry

Subject	Mineral Resources-Coal
Creator	Ashley, Geo. H. (George Hall), 1866-1951

River coal industry

Subject	Mineral Resources-Coal
Creator	Ashley, Geo. H. (George Hall), 1866-1951

River coal industry

Subject	Mineral Resources-Coal
Creator	Ashley, Geo. H. (George Hall), 1866-1951

River gaps and Rockville Bridge

Subject	Topography
Creator	Ashley, Geo. H. (George Hall), 1866-1951

River terrace

Subject	Stratigraphy
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1929-05-01

Road on high level river terrace

Subject	Rivers and Streams
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1929-08-14

Robert Stevenson, Assistant State Geologist

Subject	Survey Staff
Creator	Shepps, Vincent C. (Vincent Chester), 1928-
Date	1948-07-07

Rock Crusher demonstrated by Oliver W. "Bud" Cromwell

Subject	Survey Staff
Creator	Koppe, Edwin F.
Date	1957

Rocks on crest of Third Mountain


Subject	Sedimentation Stratigraphy
Creator	Ashley, Geo. H. (George Hall), 1866-1951

Rockville Bridge

Subject	Environmental Geology
Creator	Geyer, Alan R.
Date	1972-11-01

Rockville Bridge and Gap from river bank at Coxestown

Subject	Environmental Geology
Creator	Stose, George Willis, 1869-1960

Rockville Quarry

Subject	Nonmetallic Mineral Resources
Creator	Geyer, Alan R.
Date	1960

Rockville Quarry

Subject	Nonmetallic Mineral Resources
Creator	Geyer, Alan R.
Date	1960

Saint Peters Kierch

Subject	Cities, Towns, and Buildings
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1925-09-16

Saint Peters Kierch

Subject	Cities, Towns, and Buildings
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1925-09-16

Saint Peters Kierch

Subject	Cities, Towns, and Buildings
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1925-09-16

Saint Peters Kierch

Subject	Cities, Towns, and Buildings
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1925-09-16

Sand bars formed at lower end of Independence Island

Subject	Topography
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1922-10-01

Sand deposit on island

Subject	Topography
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1922-10-01

Sandy phase of Martinsburg with thin gravel cover

Subject	Stratigraphy
Creator	Hughes, H. Herbert (Harry Herbert), 1905-
Date	1928-02-01

Sanitary landfill

Subject	Sanitary Landfills
Creator	Bolles, William H.
Date	1970

Sanitary landfill, Derry Township

Subject	Sanitary Landfills
Creator	Geyer, Alan R.
Date	197?

Second Mountain and water gap

Subject	Topography
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1925-07-30