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

Pittsburgh coal

Subject	Nonmetallic Mineral Resources
Creator	Schoeneck, P. S.
Date	Summer 1921

Pittsburgh coal

Subject	Nonmetallic Mineral Resources
Creator	Schoeneck, P. S.
Date	Summer 1921

Pittsburgh coal

Subject	Nonmetallic Mineral Resources
Creator	Schoeneck, P. S.
Date	Summer 1921

Pittsburgh coal in Pennsylvania Railroad cut

Subject	Stratigraphy
Creator	Johnson, Meredith E., 1897-
Date

Pittsburgh limestone, chute from Pittsburgh coal entry

Subject	Nonmetallic Mineral Resources
Creator	Johnson, Meredith E., 1897-
Date

Pittsburgh Limestone Company, Annandale Plant

Subject	Economic Uses
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date

Pittsburgh Limestone Company, Buffalo Creek Plant

Subject	Economic Uses
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date

Pittsburgh Limestone Company, Ganister, Pa.

Subject	Nonmetallic Mineral Resources
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date

Pittsburgh, Pa.

Subject	Cities, Towns, and Buildings

Pittsburgh Plate Glass quarry, Oriskany sandstone

Subject	Nonmetallic Mineral Resources
Creator	Geyer, Alan R.
Date

Pittsburgh Plate Glass sand quarry

Subject	Nonmetallic Mineral Resources
Creator	Bolles, William H.
Date

Plain southeast of Manchester

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

Plane table work, reading angle (Bell)

Subject	Survey Staff
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date

Plane table work, reading (Johnson and Bell)

Subject	Survey Staff
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date

Plane table work, the rod man (Webb)

Subject	Survey Staff
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date

Plant of General Crushed Stone Company

Subject	Nonmetallic Mineral Resources
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date

Plant of Hanley Ceramics Company

Subject	Nonmetallic Mineral Resources
Creator	Graeber, Charles Karsner, 1896-
Date

Plant of the New Castle Lime and Stone Company

Subject	Nonmetallic Mineral Resources
Creator	Hickok, W. O. (William Orville), 1905-
Date

Plaque adjacent to Boulder Field in Hickory Run State Park

Subject	State Parks
Creator	Way, John H.
Date

Plateau at Kinzua viaduct

Subject	Topography
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date

Plateau on Coal Measures

Subject	Topography
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date

Platform surrounding Archbald Pothole

Subject	State Parks
Creator	Way, John H.
Date	1973-03

Platform surrounding Archbald Pothole

Subject	State Parks
Creator	Way, John H.
Date	1973-03

Plunging anticline, south of Tower City

Subject	Structure
Creator	Bolles, William H.
Date	1970

Pocket in lake cliff

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

Pockets of coal washed among boulders of Pottsville conglomerate

Subject	Mineral Resources-Coal
Creator	Moseley, John Reed
Date

Pocono-Catskill (?) boundary

Subject	Stratigraphy
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date

Pocono (?) conglomerate

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

Pocono Formation

Subject	Stratigraphy

Pocono Formation exposure

Subject	Stratigraphy
Creator	Hoskins, Donald M.
Date	1974

Pocono Formation exposure

Subject	Stratigraphy
Creator	Hoskins, Donald M.
Date	1974

Pocono plateau, National Guard camp

Subject	Miscellaneous
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date

Pocono sandstone

Subject	Nonmetallic Mineral Resources
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date

Pocono sandstone

Subject	Stratigraphy
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1931-10

Pocono sandstone

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

Pocono sandstone

Subject	Stratigraphy
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1931-10

Pocono sandstone

Subject	Stratigraphy
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1931-10

Pocono sandstone

Subject	Stratigraphy
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1931-10

Pocono sandstone and Hemlocks

Subject	Miscellaneous (picnic area)
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date

Pocono sandstone blocks


Subject	Sedimentation Stratigraphy
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964

Pocono sandstone from dam at Lebanon City water supply reservoir

Subject	Stratigraphy
Creator	Moseley, John Reed
Date

Pocono sandstone from dam at Lebanon City water supply reservoir

Subject	Stratigraphy

Pocono sandstone from dam at Lebanon City water supply reservoir

Subject	Stratigraphy
Creator	Moseley, John Reed
Date

Pocono sandstone in Loyalsock Creek

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

Pocono sandstone in Loyalsock Valley

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

Pocono (?) sandstone jail (1871)

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

Pocono (?) sandstone, jail wall

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

Pocono sandstone of Peters Mountain

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

Pocono sandstone overlying Catskill


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

Poland No. 3 mine

Subject	Mineral Resources-Coal
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date