Pennsylvania Geological Survey - Historical Photographs

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  • Location Covered = Dauphin

About This Collection

This collection includes photographs from the Pennsylvania Geological Survey Historical Photographs Collection.
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Decomposed Triassic conglomerate
Decomposed Triassic conglomerate
Stratigraphy-Weathering
Decomposed Triassic conglomerate north of Highspire. Photographer not known., Decomposed Triassic conglomerate north of Highspire. July 1921
Decomposed Triassic conglomerate at 400 feet above tide
Decomposed Triassic conglomerate at 400 feet above tide
Stratigraphy-Weathering
Decomposed Triassic conglomerate at 400 feet above tide, northwest of Highspire. Photographer not known.
Derrytown Mall shopping center
Derrytown Mall shopping center
Environmental Geology
Derrytown Mall shopping center.
Detail of glacial gravel
Detail of glacial gravel
Glacial Geology
Detail of glacial gravel, west end of Middletown.
Devonian Hamilton strata
Devonian Hamilton strata
Stratigraphy
Devonian Hamilton strata. Upper quarry in Little Mountain, Rockville.
Devonian Hamilton strata
Devonian Hamilton strata
Stratigraphy
Devonian Hamilton strata. Upper quarry in Little Mountain, Rockville.
Diabase boulders, Triassic age
Diabase boulders, Triassic age
Igneous and Metamorphic
Diabase boulders, Triassic age, Swatara Hill east of Middletown. Date of photograph not known. George Ashley's tenure with the Survey, 1919-1946.
Diabase cobbley in places in roadcut
Diabase cobbley in places in roadcut
Igneous and Metamorphic
Diabase cobbley in places in roadcut in new development in Millersburg quadrangle.
Diabase float from dike
Diabase float from dike
Engineering Geology
Diabase float from dike, southern Dauphin County
Diabase float from dike
Diabase float from dike
Engineering Geology
Diabase float from dike, southern Dauphin County
Differential Thermal Analysis (DTA) furnace pit
Differential Thermal Analysis (DTA) furnace pit
Miscellaneous
Differential Thermal Analysis (DTA) furnace pit, State Lab, Harrisburg
Differential Thermal Analysis (DTA) with furnaces on top
Differential Thermal Analysis (DTA) with furnaces on top
Miscellaneous
Differential Thermal Analysis (DTA) with furnaces on top, State Lab Harrisburg
Dintaman Boat House during spring flood
Dintaman Boat House during spring flood
Cities, Towns, and Buildings
Dintaman Boat House during spring flood, Harrisburg.
Dipping Triassic brownstone
Dipping Triassic brownstone
Nonmetallic Mineral Resources
Dipping Triassic brownstone, Waltonville, Dauphin County. Date of photograph not known. George Ashley's tenure with the Survey, 1919-1946.
Don Hoskins, Geologist
Don Hoskins, Geologist
Survey Staff
Don Hoskins, Geologist, at work. State Office, Harrisburg
Down Swatara Creek valley
Down Swatara Creek valley
Topography
Down Swatara Creek valley from hill west of Hummelstown. Date of photograph not known. George Ashley's tenure with the Survey, 1919-1946.
East Quarry and Mine in Annville limestone
East Quarry and Mine in Annville limestone
Nonmetallic Mineral Resources
East Quarry and Mine in Annville limestone, old Annville Limestone Company quarry
Eisenhower (Penn Harris) Interchange on Interstate 83
Eisenhower (Penn Harris) Interchange on Interstate 83
Interstate Highways and Other Roads
Eisenhower (Penn Harris) Interchange on Interstate 83, Swatara Township
Elks Parade
Elks Parade
Cities, Towns, and Buildings
Elks Parade, Market Square, Harrisburg.
Elks Parade
Elks Parade
Cities, Towns, and Buildings
Elks Parade, Market Square, Harrisburg. York Lodge parading.