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

Showalter Limestone Quarry

Subject	Stratigraphy
Creator	Geyer, Alan R.
Date	1958

Showalter Limestone Quarry

Subject	Stratigraphy
Creator	Geyer, Alan R.
Date	1958

Showalter Quarry

Subject	Economic Uses
Creator	Geyer, Alan R.
Date	1960

Showing bed of folded dolomite

Subject	Structure
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1924-07-30

Showing character of waste

Subject	Nonmetallic Mineral Resources
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1924-08-01

Showing disappearance of Upper Freeport coal

Subject	Stratigraphy
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1927-07-11

Showing neck of Presque Isle in distance

Subject	Cities, Towns, and Buildings
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1930-08-03

Showing size of timbers to be used in construction of derrick for well of American Research Association

Subject	Oil and Gas
Creator	Johnson, Meredith E., 1897-
Date

Showing size of timber to be used as axis of bull-wheel

Subject	Oil and Gas
Creator	Johnson, Meredith E., 1897-
Date	1923-06-14

Showing variation in Upper Freeport coal and of rocks above and below

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

Shows character of sandstone in gorge

Subject	Rivers and Streams
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1907

Shows Middle Kittanning and strata

Subject	Stratigraphy
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1930-08-06

Shows slope in foreground, culm heaps in background

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

Shows tunnel in high-calcium rock

Subject	Nonmetallic Mineral Resources
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1924-10-05

Shows use of marble for steps and trimming

Subject	Economic Uses
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1907

Shriver Quarry

Subject	Nonmetallic Mineral Resources
Creator	Cleaves, Arthur B. (Arthur Bailey), 1905-1985
Date	1936-08

Siderite concretions in Marcellus black shale

Subject	Sedimentation
Creator	Willard, Bradford, 1894-
Date	1930-08-01

Siderite nodules and plant fossils

Subject	Sedimentation
Creator	Inners, Jon D.
Date	1974-08-21

Side-view, Grand Ballroom, Indian Echo Caverns

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

Siesholtzville granite

Subject	Cities, Towns, and Buildings
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1925-07-23

Silica clay pit

Subject	Nonmetallic Mineral Resources
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1923-08-23

Silica sand at plant of Dunbar Corporation

Subject	Nonmetallic Mineral Resources
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1925-08-11

Silica sand pit of Cronister Sand Company

Subject	Nonmetallic Mineral Resources
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1925-08-06

Silica sand plant

Subject	Nonmetallic Mineral Resources
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1929-09-27

Silica Sand Quarry

Subject	Nonmetallic Mineral Resources
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1933-10-04

Silica sand quarry (Cumbler)

Subject	Nonmetallic Mineral Resources
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1929-05-13

Silt accumulation at Buttonwood Colliery

Subject	Mineral Resources-Coal
Creator	Fraser, Thomas
Date	Summer 1926

Silt accumulation in Beaver Meadows

Subject	Mineral Resources-Coal
Creator	Fraser, Thomas
Date	Summer 1926

Silt accumulation in Beaver Meadows looking down Beaver Creek from bridge

Subject	Mineral Resources-Coal
Creator	Fraser, Thomas
Date	Summer 1926

Silt accumulation in Mahanoy Creek

Subject	Mineral Resources-Coal
Creator	Fraser, Thomas
Date	Summer 1926

Silt accumulation in Mahanoy Creek

Subject	Mineral Resources-Coal
Creator	Fraser, Thomas
Date	Summer 1926

Silt accumulation in old stripping at Hazlebrook Colliery

Subject	Mineral Resources-Coal
Creator	Fraser, Thomas
Date	Summer 1926

Silt and culm bank at Stanton Colliery of Lehigh and Wilkes-Barre Coal Company

Subject	Mineral Resources-Coal
Creator	Fraser, Thomas
Date	Summer 1926

Silt and culm banks at Avondale Colliery, Glen Alden Coal Company

Subject	Mineral Resources-Coal
Creator	Fraser, Thomas
Date	Summer 1926

Silt bank at Buttonwood Colliery showing construction of run-off sluice

Subject	Mineral Resources-Coal
Creator	Fraser, Thomas
Date	Summer 1926

Silt bank at Jeddo No. 5 Colliery

Subject	Mineral Resources-Coal
Creator	Fraser, Thomas
Date	Summer 1926

Silt bank at Luke Fidler Colliery, Susquehanna Collieries Company

Subject	Mineral Resources-Coal
Creator	Fraser, Thomas
Date	Summer 1926

Silt bank at Nesquehoning Colliery of Lehigh Coal and Navigation Company

Subject	Mineral Resources-Coal
Creator	Fraser, Thomas
Date	Summer 1926

Silt bank at Sunnyside Colliery of Humbert Coal Company

Subject	Mineral Resources-Coal
Creator	Fraser, Thomas
Date	Summer 1926

Silt bank at Sunnyside Colliery of Humbert Coal Company

Subject	Mineral Resources-Coal
Creator	Fraser, Thomas
Date	Summer 1926

Silt basin at St. Clair Colliery

Subject	Mineral Resources-Coal
Creator	Fraser, Thomas
Date	Summer 1926

Silt-clay sedimentary dike

Subject	Landslides
Creator	Craft, Jesse L.

Silt deposit in Mahanoy Valley

Subject	Mineral Resources-Coal
Creator	Fraser, Thomas
Date	Summer 1926

Silt discharge pipe and bank at Chauncey Colliery of J. F. Lee Coal Company

Subject	Mineral Resources-Coal
Creator	Fraser, Thomas
Date	Summer 1926

Silt dump at Forest City No. 2 Colliery looking up river from breaker

Subject	Mineral Resources-Coal
Creator	Fraser, Thomas
Date	Summer 1926

Silt flume discharge at Harry E. Colliery, Temple Coal Company

Subject	Mineral Resources-Coal
Creator	Fraser, Thomas
Date	Summer 1926

Siltstone and shale beds in Sherman Ridge Member of Mahantango

Subject	Stratigraphy
Creator	Inners, Jon D.
Date	1972-11

Silurian-Devonian contact

Subject	Stratigraphy
Creator	Willard, Bradford, 1894-
Date	1932-08-01

Silurian, Medina

Subject	Stratigraphy
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1929-08-03

Silurian rocks

Subject	Stratigraphy
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1921