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81by Lovering, T. G. (Tom Gray), 1921-1996“...Geological Survey bulletin ;...”
Published 1954
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82by Deiss, Charles F. (Charles Frederick), 1903-1959“...Geological Survey bulletin ;...”
Published 1952
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83
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84by Vitaliano, Charles J. (Charles Joseph), 1910-2000“...Geological Survey bulletin ;...”
Published 1951
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85by Thompson, George A. (George Albert), 1919-2017“...Geological Survey bulletin ;...”
Published 1956
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86
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87
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88by Willden, Ronald, 1929-“...Geological Survey bulletin ;...”
Published 1963
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89
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90by Coats, Robert R. (Robert Roy), 1910-1995“...Geological Survey bulletin ;...”
Published 1964
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91
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92
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93
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94
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95by McKee, Edwin H.“...Geological Survey bulletin ;...”
Published 1968
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96
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97by Staatz, Mortimer H. (Mortimer Hay), 1918-2004, Bauer, Herman L. (Herman Louis), 1925-“...Geological Survey bulletin ;...”
Published 1953
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98
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99
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100by Erickson, Ralph Leroy, 1923-“...Geological Survey bulletin ;...”
Published 1964
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