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

Lehigh Canal

Subject	Topography
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1924-07-31

Lehigh Canal

Subject	Topography
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1924-07-31

Lehigh Canal

Subject	Surface Water
Creator	Willard, Bradford, 1894-
Date	1931-10-01

Lehigh River

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

Lehigh River and Canal

Subject	Topography
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1924-07-31

Lehigh River and Canal

Subject	Topography
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1924-07-31

Lehigh River and gap, looking up stream

Subject	Topography
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1922-08-03

Lehigh River and Valley

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

Lehigh River, canal and lock

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

Lehigh Valley south of Mauch Chunk

Subject	Stratigraphy
Creator	Willard, Bradford, 1894-
Date	1935-05-31

Lemoyne Quarries Company

Subject	Nonmetallic Mineral Resources
Creator	Hickok, W. O. (William Orville), 1905-
Date	1932-05-01

Lewistown

Subject	Cities, Towns, and Buildings
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1921-07-01

Lewistown Narrows

Subject	Topography
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1921-07-01

Lewistown Narrows

Subject	Topography
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1921-07-01

Lewistown Narrows

Subject	Topography
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1921-07-01

Lewistown Narrows

Subject	Topography
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1921-07-01

Lewistown Narrows

Subject	Topography
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1921-07-01

Lewistown Narrows looking down

Subject	Topography
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1921-07-01

Ligonier Valley looking east toward Laurel Hill

Subject	Geomorphology
Creator	Shaffner, Marchant N. (Marchant Nissley), 1897-1990
Date

Lime kiln

Subject	Metallic Mineral Resources
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1923-07-11

Lime kiln and hydrating plant of American Lime & Stone Company

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

Lime kilns and crusher, Duncansville Lime & Stone Company

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

Lime plant at Bellefonte

Subject	Nonmetallic Mineral Resources
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1946-05-30

Limestone and dolomite, Elbrook Formation

Subject	Stratigraphy
Creator	Bolles, William H.

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 and trap quarry

Subject	Nonmetallic Mineral Resources
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1930-06-18

Limestone at entrance to Woodward Cave

Subject	Caves
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1932-08-04

Limestone breccia

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

Limestone breccia in contrast with limestone loosened from quarry wall

Subject	Stratigraphy

Limestone bridge over Quittapahilla Creek

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

Limestone - cement brick plant

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

Limestone collapse at well used for storm drainage

Subject	Sinkholes
Creator	Geyer, Alan R.; Bolles, William H.
Date	1968

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

Subject	Stratigraphy
Creator	Willard, Bradford, 1894-
Date	1932-08-19

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

Limestone from cellar excavation

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

Limestone from Dickey Station

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

Limestone (?) house built 1792

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

Limestone house, Dickey Station

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

Limestone houses with brownstone trim

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

Limestone in Fulton House

Subject	Cities, Towns, and Buildings
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1930-07-27

Limestone in Irwin residence

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

Limestone in Marcellus

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

Limestone in McCullough House

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

Limestone lenses in Martinsburg shale


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

Limestone (Loyalhanna) outcrop

Subject	Stratigraphy
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1922-10-12

Limestone masonry in Reading Railroad Bridge

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