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Geology
50
Petroleum
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31
Geology, Stratigraphic
18
Groundwater
13
Géologie
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1
由 Schooler, Elizabeth E.
[Harrisburg] : Commonwealth of Pennsylvania, Department of Environmental Resources, Bureau of Topographic and Geologic Survey, 1974
“...Progress report (Pennsylvania. Bureau of Topographic and Geologic Survey) ;...”[Harrisburg] : Commonwealth of Pennsylvania, Department of Environmental Resources, Bureau of Topographic and Geologic Survey, 1974
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2
由 Harper, John A.
Harrisburg : Pennsylvania Bureau of Topographic and Geologic Survey, 1992
“...Progress report (Pennsylvania. Bureau of Topographic and Geologic Survey) ;...”Harrisburg : Pennsylvania Bureau of Topographic and Geologic Survey, 1992
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3
由 Shaffner, Marchant N. (Marchant Nissley), 1897-
[Harrisburg] : Commonwealth of Pennsylvania, Dept. of Internal Affairs, Topographic and Geologic Survey, 1951
“...Progress report (Pennsylvania. Bureau of Topographic and Geologic Survey) ;...”[Harrisburg] : Commonwealth of Pennsylvania, Dept. of Internal Affairs, Topographic and Geologic Survey, 1951
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4
由 Cathcart, S. H. (Stanley Holman), 1889-
Harrisburg : Pennsylvania Topographic and Geologic Survey, 1934
“...Progress report (Pennsylvania. Bureau of Topographic and Geologic Survey) ;...”Harrisburg : Pennsylvania Topographic and Geologic Survey, 1934
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5
由 Cozart, Cheryl L.
Harrisburg : Commonwealth of Pennsylvania, Department of Environmental Resources, Office of Parks and Forestry, Bureau of Topographic and Geologic Survey, 1993
“...Progress report (Pennsylvania. Bureau of Topographic and Geologic Survey) ;...”Harrisburg : Commonwealth of Pennsylvania, Department of Environmental Resources, Office of Parks and Forestry, Bureau of Topographic and Geologic Survey, 1993
Government Document
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6
由 Ingham, A. I. (Albert Irwin), 1914-2002
[Harrisburg] : Commonwealth of Pennsylvania, Dept. of Internal Affairs, Topographic and Geologic Survey 1951
“...Progress report (Pennsylvania. Bureau of Topographic and Geologic Survey) ;...”[Harrisburg] : Commonwealth of Pennsylvania, Dept. of Internal Affairs, Topographic and Geologic Survey 1951
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7
由 Fettke, Charles R. (Charles Reinhard), 1888-1959
[Harrisburg] Commonwealth of Pennsylvania, Dept. of Internal Affairs, Topographic and Geologic Survey, 1955
“...Progress report (Pennsylvania. Bureau of Topographic and Geologic Survey) ;...”[Harrisburg] Commonwealth of Pennsylvania, Dept. of Internal Affairs, Topographic and Geologic Survey, 1955
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8
由 Wagner, Walter Richard, 1928-1974
[Harrisburg] : Commonwealth of Pennsylvania, State Planning Board, Bureau of Topographic and Geologic Survey, 1969
“...Progress report (Pennsylvania. Bureau of Topographic and Geologic Survey) ;...”[Harrisburg] : Commonwealth of Pennsylvania, State Planning Board, Bureau of Topographic and Geologic Survey, 1969
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9
由 Fettke, Charles R. (Charles Reinhard), 1888-1959
[Harrisburg] : Commonwealth of Pennsylvania. Dept. of Internal Affairs, Topographic and Geologic Survey 1941
“...Progress report (Pennsylvania. Bureau of Topographic and Geologic Survey) ;...”[Harrisburg] : Commonwealth of Pennsylvania. Dept. of Internal Affairs, Topographic and Geologic Survey 1941
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10
由 Lytle, William S.
Harrisburg, Pa : Pennsylvania, Bureau of Topographic and Geological Survey, 1971
“...Progress report (Pennsylvania. Bureau of Topographic and Geologic Survey) ;...”Harrisburg, Pa : Pennsylvania, Bureau of Topographic and Geological Survey, 1971
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11
由 Knowles, Raymond R.
Harrisburg [Commonwealth of Pennsylvania, Dept. of Internal Affairs, Bureau of Topographic and Geologic Survey] 1966
“...Progress report (Pennsylvania. Bureau of Topographic and Geologic Survey) ;...”Harrisburg [Commonwealth of Pennsylvania, Dept. of Internal Affairs, Bureau of Topographic and Geologic Survey] 1966
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12
由 Seifert, Wilbur H.
[Harrisburg] Commonwealth of Pennsylvania, Dept. of Internal Affairs, Topographic and Geologic Survey, 1963
“...Progress report (Pennsylvania. Bureau of Topographic and Geologic Survey) ;...”[Harrisburg] Commonwealth of Pennsylvania, Dept. of Internal Affairs, Topographic and Geologic Survey, 1963
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13
由 Harper, John A.
Harrisburg : Pennsylvania Bureau of Topographic and Geologic Survey, 1982
“...Progress report (Pennsylvania. Bureau of Topographic and Geologic Survey) ;...”Harrisburg : Pennsylvania Bureau of Topographic and Geologic Survey, 1982
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14
由 Colton, George Willis, 1920-
Harrisburg : Commonwealth of Pennsylvania, Dept. of Internal Affairs, Bureau of Topographic and Geologic Survey, 1968
“...Progress report (Pennsylvania. Bureau of Topographic and Geologic Survey) ;...”Harrisburg : Commonwealth of Pennsylvania, Dept. of Internal Affairs, Bureau of Topographic and Geologic Survey, 1968
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15
由 Lapham, Davis M.
Harrisburg, PA. : Commonwealth of Pennsylvania, Dept. of Internal Affairs, Topographic and Geologic Survey, 1958
“...Progress report (Pennsylvania. Bureau of Topographic and Geologic Survey) ;...”Harrisburg, PA. : Commonwealth of Pennsylvania, Dept. of Internal Affairs, Topographic and Geologic Survey, 1958
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16
由 Laird, Wilson M. (Wilson Morrow), 1915-1997
[Harrisburg : 1941
“...Progress report (Pennsylvania. Bureau of Topographic and Geologic Survey) ;...”[Harrisburg : 1941
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17
由 Lytle, William S.
Harrisburg, Pa. : Pennsylvania, Bureau of Topographic and Geological Survey, 1968
“...Progress report (Pennsylvania. Bureau of Topographic and Geologic Survey) ;...”Harrisburg, Pa. : Pennsylvania, Bureau of Topographic and Geological Survey, 1968
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18
由 Ebright, John R.
[Harrisburg] Commonwealth of Pennsylvania, Dept. of Internal Affairs, Topographic and Geologic Survey 1951
“...Progress report (Pennsylvania. Bureau of Topographic and Geologic Survey) ;...”[Harrisburg] Commonwealth of Pennsylvania, Dept. of Internal Affairs, Topographic and Geologic Survey 1951
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19
由 Buckwalter, Tracy V. (Tracy Vere), 1918-
[Harrisburg] Commonwealth of Pennsylvania, Dept. of Internal Affairs, Topographic and Geologic Survey, 1962
“...Progress report (Pennsylvania. Bureau of Topographic and Geologic Survey) ;...”[Harrisburg] Commonwealth of Pennsylvania, Dept. of Internal Affairs, Topographic and Geologic Survey, 1962
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