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

Tuscarora Formation

Subject	Stratigraphy
Creator	Wells, Richard B.
Date	1969-03-11

Tuscarora Formation

Subject	Stratigraphy
Creator	Wells, Richard B.
Date	1969-05-27

Tuscarora Formation

Subject	Stratigraphy
Creator	Wells, Richard B.
Date	1968-08-27

Tuscarora Formation

Subject	Stratigraphy
Creator	Wells, Richard B.
Date	1968-08-27

Tuscarora Formation

Subject	Stratigraphy
Creator	Wells, Richard B.
Date	1968-03-05

Tuscarora (or mountain) sandstone used for monument

Subject	Stratigraphy
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1924-10-04

Tuscarora quartzite residence

Subject	Cities, Towns, and Buildings
Creator	Hughes, H. Herbert (Harry Herbert), 1905-
Date	1928-06-11

Tuscarora quartzite residence

Subject	Cities, Towns, and Buildings
Creator	Hughes, H. Herbert (Harry Herbert), 1905-
Date	1928-06-11

Tuscarora quartzite residences

Subject	Cities, Towns, and Buildings
Creator	Hughes, H. Herbert (Harry Herbert), 1905-
Date	1928-06-11

Tuscarora sandstone (?)

Subject	Stratigraphy
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1922-10-15

Tuscarora sandstone (?)

Subject	Stratigraphy
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1922-10-15

Tuscarora sandstone along Seven Mountain Road

Subject	Topography
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1922-10-15

Tuscarora sandstone from Narrows

Subject	Cities, Towns, and Buildings
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1929-08-20

Tuscarora (?) sandstone in new roadcut

Subject	Stratigraphy
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1933-09-26

Tuscarora (?) sandstone in new roadcut

Subject	Stratigraphy
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1933-09-26

Tussey Mountain and Water Street Gap

Subject	Topography
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1926-10-06

Twin Island, effect of ice

Subject	Topography
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1922-10-01

Twisted and squeezed Birmingham shale

Subject	Stratigraphy
Creator	Johnson, Meredith E., 1897-
Date	1925-05-16

Two miles below Trout Run

Subject	Topography
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1939-06

Two sets of folds in Epler Formation

Subject	Structure
Creator	Root, Samuel I.
Date	1972-09-21

Type measured section of Dalmatia Member of Mahantango Formation

Subject	Stratigraphy
Creator	Hoskins, Donald M.
Date	1964

Type of good road common in this district

Subject	Topography
Creator	Johnson, Meredith E., 1897-
Date	1922-09-01

Type of masonry common in suburbs of Johnstown

Subject	Cities, Towns, and Buildings
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1929-09-20

Typical appearance of partially weathered Pine Creek limestone

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

Typical Chemung strata

Subject	Stratigraphy
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1923-08-21

Typical country bank

Subject	Nonmetallic Mineral Resources
Creator	Johnson, Meredith E., 1897-
Date	1924-08-31

Typical country bank

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

Typical country bank

Subject	Nonmetallic Mineral Resources
Creator	Johnson, Meredith E., 1897-
Date	1924-08-31

Typical covered bridge

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

Typical log fence

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

Typical outcrops, Martinsburg shale

Subject	Stratigraphy
Creator	Geyer, Alan R.
Date	1968

Typical outcrops, Martinsburg shale

Subject	Stratigraphy
Creator	Geyer, Alan R.
Date	1968

Typical schistose structure, Peters Creek

Subject	Stratigraphy
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1922-06-04

Typical "shale" topography

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

Typical shore

Subject	Miscellaneous
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1929-07-27

Typical spar-microcline and orthoclase

Subject	Mineralogy
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1928-04-18

Typical topography

Subject	Topography
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1925-11-03

Typical topography, south fork of Tenmile Creek

Subject	Topography
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1925-11-03

Tyrone City Reservoir

Subject	Surface Water

Ueberroth Pit

Subject	Metallic Mineral Resources
Creator	Graeber, Charles Karsner, 1896-
Date	1932-05-30

Ueberroth Pit

Subject	Metallic Mineral Resources
Creator	Graeber, Charles Karsner, 1896-
Date	1932-05-30

Unconformal contact

Subject	Stratigraphy
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1924-07-29

Unconformity

Subject	Structure
Creator	Geyer, Alan R.
Date	1956

Unconformity

Subject	Structure
Creator	Geyer, Alan R.
Date	1956

Unconformity in Mauch Chunk, Pa.

Subject	Stratigraphy
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1939-10-12

Unconformity, Martinsburg Formation and Tuscarora quartzite

Subject	Structure
Creator	Bolles, William H.
Date	1971

Unconformity, Martinsburg Formation and Tuscarora quartzite

Subject	Structure
Creator	Bolles, William H.
Date	1971

Unconformity or fault between horizontal Martinsburg shale and vertical Medina sandstone

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

Unconformity, Triassic

Subject	Stratigraphy
Creator	Geyer, Alan R.
Date	1960-12

Unconformity, west end of Shoo Fly Tunnel, north side of B&O Railroad

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