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Pennsylvania Geological Survey - Historical Photographs - Browse all items - Pennsylvania Photos and Documents
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Contributing Institution
Pennsylvania Geological Survey (553)
Subject
Topography (553)
Glacial Geology (1)
Location Covered
Dauphin (89)
York (37)
Lancaster (28)
Cumberland County (Pa.) (27)
Allegheny (25)
Blair (24)
Northampton (18)
Bedford (17)
Franklin (17)
Huntingdon (17)
Original Format
Photographs (553)
Date
1925-07-14 (22)
1925-08-01 (17)
1923-08-23 (16)
1923-08-22 (15)
1926-10-19 (14)
1923-08-21 (13)
1921-07-01 (12)
1922-10-01 (11)
1925-07-16 (10)
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Pennsylvania Geological Survey - Historical Photographs
553 items
553 items
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