1
by Glass, Gary B.
Harrisburg : Commonwealth of Pennsylvania, Dept. of Environmental Resources, Bureau of Topographic and Geologic Survey, 1977
Harrisburg : Commonwealth of Pennsylvania, Dept. of Environmental Resources, Bureau of Topographic and Geologic Survey, 1977
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Government Document
Book
2
by Glass, Gary B.
Harrisburg [Pennsylvania Topographic and Geologic Survey], 1974
Harrisburg [Pennsylvania Topographic and Geologic Survey], 1974
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Book
3
by Glass, Gary B.
Harrisburg, [publisher not identified], 1974
Harrisburg, [publisher not identified], 1974
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Book
4
by Glass, Gary B.
Laramie : Geological Survey of Wyoming, 1976
Laramie : Geological Survey of Wyoming, 1976
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Book
5
by Glass, Gary B.
Laramie, Wyo. : Geological Survey of Wyoming, 1996
Laramie, Wyo. : Geological Survey of Wyoming, 1996
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Audio
6
by Glass, Gary B.
Laramie, Wyo. : Geological Survey of Wyoming, 1994
Laramie, Wyo. : Geological Survey of Wyoming, 1994
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Book
7
by Glass, Gary B.
Laramie, Wyo. : Geological Survey of Wyoming, 1985
Laramie, Wyo. : Geological Survey of Wyoming, 1985
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Book
8
by Glass, Gary B.
Laramie : Geological Survey of Wyoming, 1975
Laramie : Geological Survey of Wyoming, 1975
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Book
9
by Glass, Gary B.
Laramie, Wyo. : Geological Survey of Wyoming, 1985
Laramie, Wyo. : Geological Survey of Wyoming, 1985
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Book
10
by Glass, Gary B.
Laramie, Wyo. : Geological Survey of Wyoming, 1978
Laramie, Wyo. : Geological Survey of Wyoming, 1978
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Book
11
by Glass, Gary B.
Laramie : University of Wyoming, 1972
Laramie : University of Wyoming, 1972
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Book
12
by Glass, Gary B.
Laramie : University Station, 1975
Laramie : University Station, 1975
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Book
13
by Glass, Gary B.
[Harrisburg] : Commonwealth of Pennsylvania, Dept. of Environmental Resources, Bureau of Topographic and Geologic Survey, 1977
[Harrisburg] : Commonwealth of Pennsylvania, Dept. of Environmental Resources, Bureau of Topographic and Geologic Survey, 1977
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Book
14
by Glass, Gary B.
Harrisburg : [Commonwealth of Pennsylvania, Department of Environmental Resources, Bureau of Topographic and Geologic Survey], 1974
Harrisburg : [Commonwealth of Pennsylvania, Department of Environmental Resources, Bureau of Topographic and Geologic Survey], 1974
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Book
15
by Glass, Gary B.
Harrisburg, Pa. : Pennsylvania Bureau of Topographic and Geologic Survey, 1977
Harrisburg, Pa. : Pennsylvania Bureau of Topographic and Geologic Survey, 1977
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Government Document
Book
16
by Glass, Gary B.
Harrisburg [Pa.] : Pennsylvania Bureau of Topographic and Geologic Survey, 1972
Harrisburg [Pa.] : Pennsylvania Bureau of Topographic and Geologic Survey, 1972
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Government Document
Book
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