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

State Geologist, Arthur A. Socolow

Subject	Survey Staff

State Geologists on cradle of canal plane

Subject	Miscellaneous
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1923-10-01

State Geologists party in bottom of slate quarry

Subject	Field Conferences and Other Meetings
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date

State Highway Department quarry

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

State Hospital

Subject	Cities, Towns, and Buildings
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1928-10-08

State Line Dam

Subject	Engineering Geology
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1923-06-07

State Line Dam

Subject	Engineering Geology
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1923-06-07

State Line Dam on Cheat River

Subject	Engineering Geology
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1923-06-07

State Line Dam on Cheat River

Subject	Engineering Geology
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1923-06-07

State Line Dam on Cheat River

Subject	Engineering Geology
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1923-06-07

State Line Dam on Cheat River

Subject	Engineering Geology
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1923-06-07

St. Clair limestone quarry

Subject	Nonmetallic Mineral Resources
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1925-07-15

St. Edwards Catholic Church

Subject	Cities, Towns, and Buildings
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1928

Steel headframe, Dilworth Coal Company Shaft No. 2

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

Steel mill along Monongahela River

Subject	Cities, Towns, and Buildings
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1926-10-07

Steel mill along Monongahela River

Subject	Cities, Towns, and Buildings
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1926-10-07

Steel mill along Monongahela River

Subject	Cities, Towns, and Buildings
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1926-10-07

Steel plant along Monongahela River

Subject	Cities, Towns, and Buildings
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1926-10-07

Steel plant along Monongahela River

Subject	Cities, Towns, and Buildings
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1926-10-07

Steel plant on east bank of Monongahela River

Subject	Cities, Towns, and Buildings
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1926-10-07

Steel plant on east bank of the Monongahela River

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

Steel plant on east bank of the Monongahela River

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

Steel plant on east bank of the Monongahela River

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

Steel rig, McKeesport gas pool

Subject	Oil and Gas
Creator	Robinson, J. French, 1890-
Date	1920

Steel rig, McKeesport gas pool

Subject	Oil and Gas
Creator	Robinson, J. French, 1890-
Date	1920

Steelton plant

Subject	Cities, Towns, and Buildings
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1921-08-03

Steelton plant, Bethlehem Steel Company

Subject	Cities, Towns, and Buildings
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1921-08-03

Steelton Quarry

Subject	Nonmetallic Mineral Resources
Creator	Geyer, Alan R.
Date	1957

Steep dips

Subject	Structure
Creator	Shaffner, Marchant N. (Marchant Nissley), 1897-1990
Date	1931-08-01

Steeply folded strata

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

Steeply folded strata

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

Steeply folded strata

Subject	Structure-Folds
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1921-08-16

Steeply folded strata

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

Steeply inclined and folded rocks

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

Steeply inclined Salina rocks

Subject	Structure-Folds
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1921-08-16

Steering committee for PDE Earth and Space Science Teachers Guide

Subject	Survey Staff
Creator	Bolles, William H.
Date	circa 1970

Stewart Cave

Subject	Caves
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1931-06-03

Still Creek Dam

Subject	Surface Water
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1933-06-27

Stillway, Pymatuning Dam

Subject	Economic Uses
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1933-10-02

Stipp quarry in coal measure sandstone

Subject	Nonmetallic Mineral Resources
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1930-05-17

St. Marks Protestant Episcopal Church offices

Subject	Cities, Towns, and Buildings
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1929-08-27

Stock of one inch gravel (N. C. Kramer, Manager, foreground)

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

Stock of paving blocks

Subject	Nonmetallic Mineral Resources
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1925-06-19

Stockpile at Shaft #21 White Clay

Subject	Nonmetallic Mineral Resources
Creator	Cleaves, Arthur B. (Arthur Bailey), 1905-1985
Date	1937-07-21

Stockpile of manganese ore

Subject	Metallic Mineral Resources
Creator	Foose, Richard Martin, 1915-
Date	1940-09

Stock piles of silica sand and crushed rock

Subject	Nonmetallic Mineral Resources
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1924-08-19

Stock room of Federal Refractories Company

Subject	Nonmetallic Mineral Resources
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1923-07-10

Stock yard and crusher

Subject	Nonmetallic Mineral Resources
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1931-11-01

Stone Arch Bridge

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

Stone crusher and Catskill (?) sandstone quarry

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