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

1,600 foot peneplane

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

A corner in quarry to show structure

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

Block of Hellam conglomerate

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

Chickies Cliff (anticlinal)

Subject	Structure-Folds
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1923-08-23

Close up of fault shown in negative no. 1192

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

Connellsburg Cove

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

End of quarry to right of negative no. 1183

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

Fault between Ledger dolomite and Harpers schist

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

Fault between Ledger dolomite and Harpers schist

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

Fault face at "A"

Subject	Structure-Faults
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1923-08-23

Fault face at "A" (see negative no. 1191)

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

Fractured Chickies Rock

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

Fractured rock

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

Fractured surface in Chickies Rock

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

Irregular erosion of limestone surface

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

Juniata River

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

Ledges of Chickies Rock

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

Left end of Palmer Lime quarry (Ledger limestone)

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

Limestone and dolomite (light), fresh face

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

Limestone and dolomite (light), weathered surface

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

Limestone conglomerate

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

Limestone conglomerate

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

Limestone conglomerate or breccia

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

Limestone conglomerate or breccia

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

Looking east down York valley toward Wrightsville

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

Massive rock

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

Nose of pitching anticline, bevelled on top

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

Old quarry of Palmer Lime Company

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

Palmer Lime quarry and plant (Ledger limestone)

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

Palmer Lime quarry and plant (Ledger limestone)

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

Pothole in Chickies Rock

Subject	Stratigraphy-Weathering
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1923-08-23

Primative forest

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

Quarry in Conestoga limestone (Stones River age)

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

Road through forest

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

Same layer of dark limestone shown at (B) cut off by fault

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

Silica clay pit

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

Stratigraphy

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

Thin bedded limestone grading into shale at right

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

U.S. Gypsum Company plant from east

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

U.S. Gypsum Company quarry

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

U.S. Gypsum Company quarry from west side

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

View down Susquehanna River from west side

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

View down Susquehanna River from west side

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

View east from negative no. 1197

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

View northeast from hill just east of negative no. 1180

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

View north from hill east of negative no. 1180

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

View southeast from negative no. 1196 across Codorus Creek

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

View southwest across York valley

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

View to left of 1,600 foot peneplane

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

View toward Huntingdon

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