Dangos 1 - 20 canlyniadau o 33 ar gyfer chwilio 'Simmons, George Clarke, 1923-', amser ymholiad: 0.13e Mireinio'r Canlyniadau
1
Mineral resources of the Cougar Lakes-Mount Aix study area, Yakima and Lewis Counties, Washington /
gan Simmons, George Clarke, 1923-
Washington : G.P.O., 1983

Government Document Llyfr
2
Geology and mineral resources of the Bar~ao de Cocais area, Minas Gerais, Brazil,
gan Simmons, George Clarke, 1923-
Washington, U.S. Govt. Print. Off., 1968

Government Document Llyfr
3
Otter Creek coral bed and its fauna, east-central Kentucky /
gan Simmons, George Clarke, 1923-
Washington : U.S. Govt. Print. Off., 1967

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4
Otter Creek coral bed and its fauna, east-central Kentucky /
gan Simmons, George Clarke, 1923-
Washington : U.S. Govt. Print. Off., 1967

Government Document Llyfr
5
Geologic map of the Palmer quadrangle, east-central Kentucky
gan Simmons, George Clarke, 1923-
Washington, D.C. : U.S. Geological Survey, 1967

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6
Geologic map of the Clay City quadrangle, Powell and Estill Counties, Kentucky
gan Simmons, George Clarke, 1923-
Washington, D.C. : U.S. Geological Survey, 1967

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7
Geologic map of the Union City quadrangle, Madison and Clark Counties, Kentucky
gan Simmons, George Clarke, 1923-
Washington, D.C. : U.S. Geological Survey, 1967

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8
Bedrock geologic map of the Ishpeming quadrangle, Marquette County, Michigan
gan Simmons, George Clarke, 1923-
Reston, Va. : U.S. Geological Survey, 1974

Llyfr
9
Geology and mineral resources of the Barão de Cocais area, Minas Gerais, Brazil /
gan Simmons, George Clarke, 1923-
Washington : United States Department of the Interior, Geological Survey, 1968

Government Document Llyfr
10
Geology and iron deposits of the western Serra do Curral, Minas Gerais, Brazil /
gan Simmons, George Clarke, 1923-
Washington : United States Department of the Interior, Geological Survey, 1968

Government Document Llyfr
11
Mineral resources of the Cougar Lakes-Mount Aix study area, Yakima and Lewis Counties, Washington /
gan Simmons, George Clarke, 1923-
[Reston Va.?] : Washington, D.C. : U.S. Dept. of the Interior, Geological Survey ; For sale by the Supt. of Docs., 1984

Government Document Llyfr
12
Bedrock geologic map of the Ishpeming quadrangle, Marquette County, Michigan /
gan Simmons, George Clarke, 1923-
Reston, Va. : The Survey, 1974

Government Document Map
13
Geology and mineral resources of the Barão de Cocais area, Minas Gerais, Brazil /
gan Simmons, George Clarke, 1923-
Washington : U.S. Govt. Print. Off., 1968

Government Document Llyfr
14
Otter Creek coral bed and its fauna, east-central Kentucky /
gan Simmons, George Clarke, 1923-
Washington : United States Government Printing Office, 1967

Government Document Llyfr
15
Geology and iron deposits of the western Serra do Curral, Minas Gerais, Brazil /
gan Simmons, George Clarke, 1923-
Washington : U.S. Govt. Print. Off., 1968

Government Document Llyfr
16
Geologic map of the Clay City quadrangle, Powell and Estill Counties, Kentucky /
gan Simmons, George Clarke, 1923-
Washington, D.C. : U.S. Geological Survey, 1967

Government Document Map
17
Geologic map of the Palmer quadrangle, east-central Kentucky /
gan Simmons, George Clarke, 1923-
Washington, D.C. : U.S. Geological Survey, 1967

Government Document Map
18
Geologic map of the Union City quadrangle, Madison and Clark Counties, Kentucky /
gan Simmons, George Clarke, 1923-
Washington, D.C. : U.S. Geological Survey, 1967

Government Document Map
19
Marble Gorge and Grand Canyon,
gan Simmons, George Clarke, 1923-, Gaskill, David L.
Flagstaff, Ariz., Northland Press 1969

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20
Otter Creek coral bed and its fauna, east-central Kentucky /
gan Simmons, George Clarke, 1923-, Oliver, William Albert, 1926-2005
[Washington, D.C.] : United States Department of the Interior, Geological Survey, 1967

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Government Document Llyfr
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