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101by Ponce, David A.“...U.S. Dept. of the Interior, Geological Survey,...”
Published 1981
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102by Spengler, Richard W.“...U.S. Dept. of the Interior, Geological Survey ;...”
Published 1980
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103by Hagstrum, J. T.“...U.S. Dept. of the Interior, Geological Survey ;...”
Published 1980
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104by Ellis, William L.“...U.S. Dept. of the Interior, Geological Survey,...”
Published 1980
Government Document Book -
105by Ponce, David A.“...U.S. Dept. of the Interior, Geological Survey,...”
Published 1981
Government Document Book -
106by Smith, Christian“...U.S. Dept. of the Interior, Geological Survey,...”
Published 1981
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107by Rogers, A. M.“...U.S. Dept. of the Interior, Geological Survey,...”
Published 1981
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108Published 1983“...U.S. Dept. of the Interior, Geological Survey,...”
Government Document Book -
109Published 1984“...U.S. Dept. of the Interior, Geological Survey ;...”
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110by Craig, R. W.“...U.S. Dept. of the Interior, Geological Survey :...”
Published 1983
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111by Bentley, C. B. (Craig B.)“...U.S. Dept. of the Interior, Geological Survey :...”
Published 1984
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112by Stock, J. M.“...U.S. Dept. of the Interior, Geological Survey,...”
Published 1984
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113Published 1982“...U.S. Dept. of the Interior, Geological Survey,...”
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114by Swadley, W. C.“...U.S. Dept. of the Interior, Geological Survey :...”
Published 1983
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115by Ellis, William L.“...U.S. Dept. of the Interior, Geological Survey :...”
Published 1983
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116by Maldonado, Florian“...U.S. Dept. of the Interior, Geological Survey :...”
Published 1983
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117by Kane, Martin Francis, 1928-“...U.S. Dept. of the Interior, Geological Survey,...”
Published 1983
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118by Bentley, C. B. (Craig B.)“...U.S. Dept. of the Interior, Geological Survey ;...”
Published 1984
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119Published 1983“...U.S. Dept. of the Interior, Geological Survey :...”
Government Document Book -
120Published 1984“...U.S. Dept. of the Interior, Geological Survey ;...”
Government Document Book