Suggested Topics within your search.
Suggested Topics within your search.
1
by Newport, Thomas Gwyn, 1922-
Harrisburg, Pa., Pennsylvania Geological Survey, 1971
“...Bulletin (Pennsylvania. Bureau of Topographic and Geologic Survey) ;...”Harrisburg, Pa., Pennsylvania Geological Survey, 1971
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Book
2
by Glaeser, J. Douglas
Harrisburg [Dept. of Internal Affairs, Bureau of Topographic and Geologic Survey] 1966
“...Bulletin (Pennsylvania. Bureau of Topographic and Geologic Survey) ;...”Harrisburg [Dept. of Internal Affairs, Bureau of Topographic and Geologic Survey] 1966
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Book
3
4
by Hobson, John P. (John Peter), 1928-
Harrisburg, 1963
“...Bulletin (Pennsylvania. Bureau of Topographic and Geologic Survey) ;...”Harrisburg, 1963
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Book
5
by Poth, Charles W.
Harrisburg, 1963
“...Bulletin (Pennsylvania. Bureau of Topographic and Geologic Survey) ;...”Harrisburg, 1963
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Book
6
by Wood, Perry Rowley, 1920-
Harrisburg : Pennsylvania Geological Survey, 1964
“...Bulletin (Pennsylvania. Bureau of Topographic and Geologic Survey) ;...”Harrisburg : Pennsylvania Geological Survey, 1964
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Book
7
by Woodrow, Donald L.
Harrisburg, 1968
“...Bulletin (Pennsylvania. Bureau of Topographic and Geologic Survey) ;...”Harrisburg, 1968
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Book
8
by Rones, Morris, 1922-1965
Harrisburg, 1969
“...Bulletin (Pennsylvania. Bureau of Topographic and Geologic Survey) ;...”Harrisburg, 1969
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Book
9
by Crowl, G. H.
Harrisburg [Penn. : Dept. of Environmental Resources, Bureau of Topographic and Geologic Survey], 1971
“...Bulletin (Pennsylvania. Bureau of Topographic and Geologic Survey) ;...”Harrisburg [Penn. : Dept. of Environmental Resources, Bureau of Topographic and Geologic Survey], 1971
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Book
10
by Lloyd, Orville B.
Harrisburg : Pennsylvania Dept.of Environmental Resources, Bureau of Topographic and Geologic Survey, 1977
“...Bulletin (Pennsylvania. Bureau of Topographic and Geologic Survey) ;...”Harrisburg : Pennsylvania Dept.of Environmental Resources, Bureau of Topographic and Geologic Survey, 1977
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Book
11
by Stose, George Willis, 1869-1960
Harrisburg, Pa. Dept. of Internal Affairs, Topographic and Geologic Survey, 1932
“...Bulletin (Pennsylvania. Bureau of Topographic and Geologic Survey) ;...”Harrisburg, Pa. Dept. of Internal Affairs, Topographic and Geologic Survey, 1932
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Book
12
by Hickok, W. O. (William Orville), 1905-
Harrisburg, Pa. : Dept. of Internal Affairs, Topographic and Geologic Survey, 1940
“...Bulletin (Pennsylvania. Bureau of Topographic and Geologic Survey) ;...”Harrisburg, Pa. : Dept. of Internal Affairs, Topographic and Geologic Survey, 1940
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Book
13
by Ellison, Robert L.
Harrisburg, 1965
“...Bulletin (Pennsylvania. Bureau of Topographic and Geologic Survey) ;...”Harrisburg, 1965
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Book
14
by Kent, Bion H. (Bion Huntley), 1925-
Harrisburg, 1969
“...Bulletin (Pennsylvania. Bureau of Topographic and Geologic Survey) ;...”Harrisburg, 1969
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Book
15
by Skema, Viktoras W.
Harrisburg : Commonwealth of Pennsylvania, Dept. of Environmental Resources, Bureau of Topographic and Geologic Survey, 1977
“...Bulletin (Pennsylvania. Bureau of Topographic and Geologic Survey) ;...”Harrisburg : Commonwealth of Pennsylvania, Dept. of Environmental Resources, Bureau of Topographic and Geologic Survey, 1977
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Book
16
by Schweinfurth, Stanley P.
[Harrisburg] Commonwealth of Pennsylvania, Dept. of Environmental Resources, Bureau of Topographic and Geologic Survey, 1971
“...Bulletin (Pennsylvania. Bureau of Topographic and Geologic Survey) ;...”[Harrisburg] Commonwealth of Pennsylvania, Dept. of Environmental Resources, Bureau of Topographic and Geologic Survey, 1971
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Book
17
by McElroy, Thomas A.
Harrisburg, Pa. : Pennsylvania Bureau of Topographic and Geologic Survey, 1988
“...Bulletin / Pennsylvania. Bureau of Topographic and Geologic Survey ;...”Harrisburg, Pa. : Pennsylvania Bureau of Topographic and Geologic Survey, 1988
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Government Document
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