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

Exposure of basal Tuscarora

Subject	Stratigraphy Sedimentation
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1931-04-17

Exposure of Juniata group on road to Sterretts Gap


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

Exposure of Triassic contact (north boarder) with limestone

Subject	Stratigraphy
Creator	Geyer, Alan R.
Date	1970-10-02

Exposures of Shawangunk and of Hamilton

Subject	Stratigraphy
Creator	Willard, Bradford, 1894-
Date	1932-04-01

Face of Second Mountain

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

Face of upper quarry

Subject	Stratigraphy
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1929-08-02

Farmland, "carbonate" topography

Subject	Topography
Creator	Geyer, Alan R.
Date	1972-11

Farmland, Lower Swatara Township

Subject	Environmental Geology
Creator	Bolles, William H.
Date	1973-05-10

Farm Show 1931

Subject	Exhibits
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1931-01

Farm Show 1931

Subject	Exhibits
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1931-01

Farm Show 1931

Subject	Exhibits
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1931-01

Farm Show 1931

Subject	Exhibits
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1931-01

Farm Show 1932

Subject	Exhibits
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1932-01

Farm Show 1932

Subject	Exhibits
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1932-01

Farm Show 1933

Subject	Exhibits
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1933-01

Farm Show 1933

Subject	Exhibits
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1933-01

Farm Show 1933

Subject	Exhibits
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1933-01

Farm Show 1933

Subject	Exhibits
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1933-01

Farm Show 1933

Subject	Exhibits
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1933-01

Farm Show 1934

Subject	Exhibits
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1934-01

Farm Show 1934

Subject	Exhibits
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1934-01

Farm Show 1934

Subject	Exhibits
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1934-01

Farm Show 1934

Subject	Exhibits
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1934-01

Farm Show 1934

Subject	Exhibits
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1934-01

Farm Show 1934

Subject	Exhibits
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1934-01

Farm Show 1935

Subject	Exhibits
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1935-01-22

Faulted contact

Subject	Structure-Faults
Creator	Geyer, Alan R.
Date	1953

Faulting in brownstone quarry

Subject	Nonmetallic Mineral Resources

Field road on Red Hill

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

First Church of Christ, Scientist

Subject	Economic Uses
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1931-07-08

Fishing Creek between river and railroad

Subject	Topography
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1925-08-01

Flood in Susquehanna River

Subject	Cities, Towns, and Buildings
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1925-02-13

Flood in Susquehanna River

Subject	Topography
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1925-02-13

Flood, March 1936

Subject	Rivers and Streams
Creator	Willard, Bradford, 1894-
Date	1936-03

Flood, March 1936

Subject	Cities, Towns, and Buildings
Creator	Willard, Bradford, 1894-
Date	1936-03

Flood, March 1936

Subject	Rivers and Streams
Creator	Willard, Bradford, 1894-
Date	1936-03

Flood, March 1936

Subject	Cities, Towns, and Buildings
Creator	Willard, Bradford, 1894-
Date	1936-03

Flood, March 1936

Subject	Surface Water
Creator	Willard, Bradford, 1894-
Date	1936-03

Flood, March 1936

Subject	Rivers and Streams
Creator	Willard, Bradford, 1894-
Date	1936-03

Flood, March 1936

Subject	Rivers and Streams
Creator	Willard, Bradford, 1894-
Date	1936-03

Flood, March 1936

Subject	Cities, Towns, and Buildings
Creator	Willard, Bradford, 1894-
Date	1936-03

Flood, March 1936

Subject	Rivers and Streams
Creator	Willard, Bradford, 1894-
Date	1936-03

Flood, March 1936

Subject	Cities, Towns, and Buildings
Creator	Willard, Bradford, 1894-
Date	1936-03

Flood, March 1936

Subject	Rivers and Streams
Creator	Willard, Bradford, 1894-
Date	1936-03

Flood, March 1936

Subject	Rivers and Streams
Creator	Willard, Bradford, 1894-
Date	1936-03

Flood, March 1936

Subject	Cities, Towns, and Buildings
Creator	Willard, Bradford, 1894-
Date	1936-03

Flood, March 1936

Subject	Rivers and Streams
Creator	Willard, Bradford, 1894-
Date	1936-03

Flood, March 1936

Subject	Surface Water
Creator	Willard, Bradford, 1894-
Date	1936-03

Flood over Route 22

Subject	Surface Water
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1933-08-25

Flood over Route 230

Subject	Surface Water
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1933-08-25