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

Mauch Chunk Formation

Subject	Stratigraphy
Creator	McGlade, William G.

Mauch Chunk top sandstone, Flaugherty Creek

Subject	Surface Water
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1936-10-14

Maxwell coal and clay mine

Subject	Mineral Resources-Coal
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1935-10-15

McClain Sand Company plant on Monongahela River

Subject	Nonmetallic Mineral Resources
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1928-06-16

McConnellsburg Cove

Subject	Topography
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1923-08-22

McConnells Mill State Park cross-bedding

Subject	State Parks
Creator	Bushnell, Kent O.
Date	1972-07

McCormick's Island under water

Subject	Topography
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1925-02-13

McCormicks place along Yellow Breeches Creek

Subject	Topography
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1925-07-30

McKeesport gas boom

Subject	Oil and Gas

McKeesport gas boom

Subject	Oil and Gas
Date	1919-12-15

McKeesport gas boom general view, December 1919

Subject	Oil and Gas
Date	1919-12-15

McKeesport gas field

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

McKeesport Gas Field

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

McKenzie Formation

Subject	Stratigraphy
Creator	Bolles, William H.
Date	1970-05-22

McKenzie Formation

Subject	Stratigraphy
Creator	Bolles, William H.
Date	1970-05-22

McKenzie Formation

Subject	Stratigraphy
Creator	Geyer, Alan R.
Date	1971

McKenzie Formation

Subject	Stratigraphy
Creator	Bolles, William H.
Date	1970-05-22

McKenzie Formation

Subject	Stratigraphy
Creator	Bolles, William H.
Date	1971

McPherson Mansion (1761)

Subject	Cities, Towns, and Buildings
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1929-05-02

Meadow Creek

Subject	Surface Water
Creator	Hickok, W. O. (William Orville), 1905-
Date	1934-07-01

Meanders of West Branch of Susquehanna River

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

Measuring E coal in stripping of Goss Run Junction

Subject	Mineral Resources-Coal
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1940-10-19

Medina sandstone

Subject	Cities, Towns, and Buildings
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1930-09-09

Medina sandstone

Subject	Cities, Towns, and Buildings
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1927-09-30

Medina sandstone float

Subject	Stratigraphy
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1929-05-09

Medina sandstone forming Blue Mountain

Subject	Stratigraphy
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1922-08-05

Medusa Portland Cement Company plant

Subject	Economic Uses
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1935-05-17

Meeker Well blowing wild

Subject	Oil and Gas
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1931-02-25

Memorial Chapel at Valley Forge

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

Memorial Chapel at Valley Forge

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

Mendenhall Glacier

Subject	Glacial Geology
Creator	Socolow, Arthur A.
Date	1952

Mercer Sand Company's screen and washer plant discharging to stock pile

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

Mercersburg Academy Chapel

Subject	Cities, Towns, and Buildings
Creator	Ashley, Geo. H. (George Hall), 1866-1951
Date	1928-05-06

Mercer shale along Route 28

Subject	Stratigraphy
Creator	Graeber, Charles Karsner, 1896-
Date	1933-06-24

Mercer shale, Homewood sandstone above Connoquenessing below

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

Mercer shales exposed along Route 28

Subject	Stratigraphy
Creator	Graeber, Charles Karsner, 1896-
Date	1933-06-24

Mercer shales overlain by Homewood sandstone

Subject	Stratigraphy
Creator	Graeber, Charles Karsner, 1896-
Date	1933-06-24

Method by which coal (in sacks) and other supplies must be taken to well

Subject	Oil and Gas
Creator	Johnson, Meredith E., 1897-
Date	1924-08-29

Methodist Episcopal Church, local sandstone

Subject	Cities, Towns, and Buildings
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1927-06-21

Method of piling silica brick

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

Method of piling silica brick

Subject	Nonmetallic Mineral Resources
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1923-07-09

Mexican Monument and bed of tulips

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

Meyersdale and Casselman River Valley

Subject	Geomorphology
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1935-09-04

Meyersdale from hill on west

Subject	Cities, Towns, and Buildings
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1936-10-12

Meyersdale from the west

Subject	Cities, Towns, and Buildings
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1936-04-24

Mica "Book" from Delaware County pegmatite

Subject	Mineral Specimens
Creator	Bolles, William H.

Micaceous sandstone from Avondale (Chickies)

Subject	Economic Uses
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1927-06-24

Micaceous sandstone from Avondale (Chickies)

Subject	Economic Uses
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1927-06-24

Micaceous sandstone quarry of William N. Worral (Chickies)

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

Mica gneiss from Hibbard quarry, Media

Subject	Cities, Towns, and Buildings
Creator	Stone, Ralph W. (Ralph Walter), 1876-1964
Date	1924-11-10