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61by Jackson, M. P. A“...Geological circular (University of Texas at Austin. Bureau of Economic Geology) ;...”
Published 1991
Book -
62by Nativ, R“...Geological circular (University of Texas at Austin. Bureau of Economic Geology) ;...”
Published 1988
Government Document Book -
63
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64
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65
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66
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67by Major, R. P (Richard Paul), 1951-“...Geological circular (University of Texas at Austin. Bureau of Economic Geology) ;...”
Published 1996
Book -
68by Paine, Jeffrey G“...Geological circular (University of Texas at Austin. Bureau of Economic Geology) ;...”
Published 1989
Government Document Book -
69by Palmer, David P“...Geological circular (University of Texas at Austin. Bureau of Economic Geology) ;...”
Published 1987
Government Document Book -
70
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71by Collins, Edward W“...Geological circular (University of Texas at Austin. Bureau of Economic Geology) ;...”
Published 1988
Government Document Book -
72by Wood, Debra H“...Geological circular (University of Texas at Austin. Bureau of Economic Geology) ;...”
Published 1982
Book -
73by Galloway, William E“...Geological circular (University of Texas at Austin. Bureau of Economic Geology) ;...”
Published 1982
Book -
74by Collins, Edward W“...Geological circular (University of Texas at Austin. Bureau of Economic Geology) ;...”
Published 1982
Book -
75by Jackson, M. P. A“...Geological circular (University of Texas at Austin. Bureau of Economic Geology) ;...”
Published 1982
Book -
76by Tewalt, Susan J“...Geological circular (University of Texas at Austin. Bureau of Economic Geology)...”
Published 1991
Government Document Book -
77by Hamlin, H. S“...Geological circular (University of Texas at Austin. Bureau of Economic Geology)...”
Published 1989
Government Document Book -
78
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79
-
80