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

Raystown Branch of Little Juniata River

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

Reading Bridge from below Pennsylvania Bridge

Subject	Cities, Towns, and Buildings
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1927-09-10

Reading Bridge through arch of Pennsylvania Bridge

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

Recent mud cracks after Agnes

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

Recent terraces at Swarthmore

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

Rectangular jointing in the Connellsville sandstone

Subject	Structure-Joints
Creator	Hickok, W. O. (William Orville), 1905-
Date	1933-10-01

Rectangular kilns of J. B. Coen Brick and Tile Company

Subject	Nonmetallic Mineral Resources
Creator	Johnson, Meredith E., 1897-
Date	1925-08-11

Rectangular kilns of J. B. Coen Brick and Tile Company

Subject	Nonmetallic Mineral Resources
Creator	Johnson, Meredith E., 1897-
Date	1925-08-11

Recumbent anticline in cement limestone quarry

Subject	Structure-Folds
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1932-05-29

Recumbent anticline in cement limestone quarry

Subject	Structure-Folds
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1932-05-29

Red Bank Creek

Subject	Rivers and Streams
Creator	Hughes, H. Herbert (Harry Herbert), 1905-
Date	1927

Redbank Creek at Patton Station

Subject	Surface Water
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1933-10-24

Redbank Creek at Patton Station

Subject	Surface Water
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1933-10-24

Red Juniata (?) sandstone residence

Subject	Economic Uses
Creator	Hughes, H. Herbert (Harry Herbert), 1905-
Date	1928-06-11

Red sandstone (Catskill)

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

Red shale

Subject	Stratigraphy
Creator	Moseley, John Reed

Red shale

Subject	Stratigraphy
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1941-08

Red shale in Martinsburg

Subject	Stratigraphy

Redstone limestone, Alicia Mine No. 2

Subject	Nonmetallic Mineral Resources
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1926-09-26

Reedsville Formation

Subject	Stratigraphy
Creator	Wells, Richard B.
Date	1968-03-07

Remains of ice jam in Susquehanna River

Subject	Miscellaneous
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1926-03-22

Remains of ice jam in Susquehanna River

Subject	Miscellaneous
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1926-03-22

Remains of ice jam in Susquehanna River

Subject	Miscellaneous
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1926-03-22

Remains of ice piled along Susquehanna River bank

Subject	Miscellaneous
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1926-03-22

Remains of ice piled along Susquehanna River bank

Subject	Miscellaneous
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1926-03-22

Remains of iron furnace

Subject	Metallic Mineral Resources
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1935-09-27

Renovo Road, big level plateau

Subject	Topography
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1924-08-09

Replacement by pyrite, Spirifer

Subject	Fossils
Creator	Bolles, William H.

Representing one winter's erosion of spillway cutting in Martinsburg shale

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

Representing one winter's erosion of spillway cutting in Martinsburg shale

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

Representing one winter's erosion of spillway cutting in Martinsburg shale

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

Representing one winter's erosion of spillway cutting in Martinsburg shale

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

Representing one winter's erosion of spillway cutting in Martinsburg shale

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

Representing one winter's erosion of spillway cutting in Martinsburg shale

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

Rescuing man by use of safety helmets

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

Residence built from local stone

Subject	Cities, Towns, and Buildings
Creator	Robinson, J. French, 1890-
Date	1920

Residual soil

Subject	Weathering
Creator	Moseley, John Reed

Result of widening street

Subject	Cities, Towns, and Buildings
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1921-08-18

Reticulated siliceous residuum from dissolved impure limestone

Subject	Stratigraphy
Creator	Bissell, Malcolm H.; Stose, George Willis, 1869-1960
Date

Reticulate weathering of x-laminated limestones

Subject	Sedimentation
Creator	Inners, Jon D.
Date	1974-09-20

Reverse fault cutting upper sandy layers of Dalmatia member of Mahantango Formation

Subject	Structure
Creator	Hoskins, Donald M.
Date	1964

Rhododendron and Mountain Ash

Subject	Miscellaneous
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1929-07-29

Rhododendron and Mountain Ash

Subject	Miscellaneous
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1929-07-29

Rhododendrons and pines

Subject	Miscellaneous
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1929-07-29

Rhyolite chapel

Subject	Cities, Towns, and Buildings
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1927-07-08

"Ribble marks"

Subject	Stratigraphy
Creator	Geyer, Alan R.
Date	1956

Ribbons and flowstone, Indian Echo Caverns

Subject	Caves
Creator	Bolles, William H.
Date	1970-11

Ribbons, Indian Echo Caverns

Subject	Caves
Creator	Bolles, William H.
Date	1970-11

Richard Conlin (left) and V. C. (Vincent Chester) Shepps (right)

Subject	Survey Staff
Creator	Koppe, Edwin F.
Date	1958

Richland Formation

Subject	Stratigraphy
Creator	Geyer, Alan R.
Date	1958