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Sheet #
Year
Map Title
-
 
1885
  Cover Page
-
 
1885
  Table of Contents
1
 
1876
  Geological Map of Adams County
2
 
1877
  Geological Map of Allegheny County
3
 
1880
  Geological Map of Armstrong County
4
 
1876
  Geological Map of Beaver County
5
 
1882
  Geological Map of Bedford County
6
 
1876
  Geological Map of Bradford County
7
 
1879
  Geological Map of Northern Butler County
8
 
1880
  Geological Map of Cameron County
9
 
1883
  Geological Map of Centre County
10
 
1880
  Geological Map of Chester County
11
 
1879
  Geological Map of Clarion County
12
 
1883
  Geological Map of Clearfield County
13
 
1879
  Geological Map of Clinton County
14
 
1883
  Geological Map of Columbia, Montour, and Northumberland Counties
15
 
1880
  Geological Map of Crawford and Erie County
16
 
1880
  Geological Map of Crawford County
17
 
1880
  Geological Map of Cumberland County
18
 
1881
  Geological Map of Dauphin County
19
 
1882
  Geological Map of Delaware County
20
 
1881
  Geological Map of the Central Portion of Elk County
21
 
1878
  Geological Map of Fayette County
22
 
1881
  Geological Map of Forest County
23
 
1881
  Geological Map of Franklin County
24
 
1882
  Geological Map of Fulton County
25
 
1878
  Geological Map of Green County with Depth of the Pittsburgh and Waynesburg Coal at Various Localities
26
 
1878
  Geological Map of Indiana County
27
 
1880
  Geological Map of Jefferson County
28
 
1878
  Geological Map of Lancaster County
29
 
1878
  Geological Map of Lawrence County
30
 
1883
  Geological Map of Lehigh and Northampton Counties, and Part of Berks County
31
 
1879
  Geological Map of Lycoming County
32
 
1879
  Geological Map of McKean County and a Map of a Portion of Cattaraugus County, New York to Exhibit the Horse-Shoe Bend of the Allegheny River
33
 
1879
  Geological Map of Mercer County
34
 
1881
  Geological Map of Perry County
35
 
1881
  Geological Map of the Philadelphia Belt of Azoic Rocks, the Eastern End of the Limestone Valley of Chester County, the Southern Edge of the New Red Sandstone of Bucks and Montgomery, and the Delaware Valley Gravels (Eastern Section)
36
 
1881
  Geological Map of the Philadelphia Belt of Azoic Rocks, the Eastern End of the Limestone Valley of Chester County, the Southern Edge of the New Red Sandstone of Bucks and Montgomery, and the Delaware Valley Gravels (Central Section)
37
 
1881
  Geological Map of the Philadelphia Belt of Azoic Rocks, the Eastern End of the Limestone Valley of Chester County, the Southern Edge of the New Red Sandstone of Bucks and Montgomery, and the Delaware Valley Gravels (Western Section)
38
 
1882
  Geological Map of Pike and Monroe Counties
39
 
1876
  Geological Map of Potter County
40
 
1879
  Geological Map of Sullivan County
41
 
1881
  Geological Map of Susquehanna & Wayne Counties and a Part of the Lackawanna Co.
42
 
1876
  Geological Map of Tioga County
43
 
1879
  Geological Map of Venango County
44
 
1882
  Geological Map of Warren County
45
 
1878
  Geological Map of Washington County with Depth of the Pittsburgh and Waynesburg Coal at Various Locations
46
 
1878
  Geological Map of Westmoreland County
47
 
1876
  Geological Map of Wyoming County
48
 
1883
  Geological Map of Wyoming, Lackawanna, and Luzerne Counties
49
 
1879
  Geological Map of York County


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