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

Brush Creek Bridge

Subject	Cities, Towns, and Buildings
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1936-05-02

Brush Creek Falls

Subject	Surface Water
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1935-09-11

Brush Creek limestone

Subject	Stratigraphy
Creator	Johnson, Meredith E., 1897-
Date	1923-05-22

Brush Creek limestone exposed at quarry near Wittmer

Subject	Stratigraphy
Creator	Johnson, Meredith E., 1897-
Date	1924-08-30

Bryn Athyn Church

Subject	Cities, Towns, and Buildings
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1927-07-20

Bryn Athyn Church

Subject	Cities, Towns, and Buildings
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1927-07-20

Buchanan Valley looking northeast from head

Subject	Topography
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1922-08-20

Bucket dredge unloading coal

Subject	Nonmetallic Mineral Resources
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1926-10-07

Buckingham grounds at Cornwall

Subject	Cities, Towns, and Buildings
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1934-08-10

Buck Mountain bed exposed in pond swamp stripping

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

Bucyrus shovel used in stripping operation

Subject	Nonmetallic Mineral Resources
Creator	Johnson, Meredith E., 1897-
Date	1925-05-30

Buffalo Creek and Laneville-Freeport

Subject	Cities, Towns, and Buildings
Creator	Hughes, H. Herbert (Harry Herbert), 1905-
Date	1927-08-01

Buffalo sandstone

Subject	Stratigraphy
Creator	Johnson, Meredith E., 1897-
Date	1924-08-30

Buffalo Springs Formation

Subject	Stratigraphy
Creator	Geyer, Alan R.
Date	1969

Buffalo Springs Formation

Subject	State Parks
Creator	Geyer, Alan R.
Date	1958

Buffalo Springs Formation

Subject	Stratigraphy
Creator	Geyer, Alan R.
Date	1968

Buffalo Springs Formation

Subject	Stratigraphy
Creator	Geyer, Alan R.
Date	1968

Buffalo Springs Formation

Subject	Stratigraphy
Creator	Geyer, Alan R.
Date	1966

Buffalo Springs Formation

Subject	Stratigraphy
Creator	Geyer, Alan R.
Date	1969

Buffalo Springs Formation

Subject	Stratigraphy
Creator	Geyer, Alan R.
Date	1969

Buffalo Springs Formation

Subject	Stratigraphy
Creator	Geyer, Alan R.
Date	1969

Buffalo Springs Formation

Subject	Stratigraphy
Creator	Geyer, Alan R.
Date	1968

Buffalo Springs Formation

Subject	Stratigraphy
Creator	Geyer, Alan R.
Date	1969

Buffalo Springs Formation

Subject	Stratigraphy
Creator	Geyer, Alan R.
Date	1958

Buff sandstone

Subject	Cities, Towns, and Buildings
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1927-10-11

Buhrstone

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

Buhrstone

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

Building stone from Allegheny Group sandstone

Subject	Economic Uses
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1928-06-21

Building stone (Pottsville conglomerate)

Subject	Nonmetallic Mineral Resources
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1924-10-19

Building stone, Pottsville conglomerate

Subject	Nonmetallic Mineral Resources
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1924-10-19

Burket black shale and Tully limestone contact

Subject	Stratigraphy
Creator	Willard, Bradford, 1894-
Date	1934-10

Burkholder limestone quarry

Subject	Nonmetallic Mineral Resources
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1927-06-16

Burkholder quarry along Conestoga Creek

Subject	Nonmetallic Mineral Resources
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1925-04-14

Burning slack pile

Subject	Nonmetallic Mineral Resources
Creator	Johnson, Meredith E., 1897-
Date	1925-06-05

Butler Junction Coal Company

Subject	Mineral Resources-Coal
Creator	Hughes, H. Herbert (Harry Herbert), 1905-
Date	1927-07-01

Buttonwood breaker

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

Cabin and willows

Subject	Topography
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1925-07-14

Calcite vein and low dipping fault

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

Caleb Pusey House

Subject	Cities, Towns, and Buildings
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1931-06-17

Caleb Pusey House (detail)

Subject	Cities, Towns, and Buildings
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1931-06-17

Caleb Pusey House (detail)

Subject	Cities, Towns, and Buildings
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1931-06-17

Callender I. Leiper gneiss quarry

Subject	Nonmetallic Mineral Resources
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1931-07-17

Callender I. Leiper quarry

Subject	Nonmetallic Mineral Resources
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1931-07-17

Cambria County Fair Grounds

Subject	Miscellaneous
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1928-07-07

Cambria County Industrial Exposition at Ebensburg

Subject	Miscellaneous
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1928-07-07

Cambrian quartzite

Subject	Stratigraphy
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1929-05-07

Cambrian quartzite flow known as "Devils Racecourse"

Subject	Boulder Field
Creator	Horich, Franklin J. W.
Date	1922-05-30

Cambrian quartzite in Grace Methodist Episcopal Church

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

Cambrian quartzite in Grace Methodist Episcopal Church

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

Cambrian sandstone, sand pit of Mt. Cydonia Sand Company

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