by
United States. Geological Survey
Author
United States. Geological Survey
Format:
Call Number
PTA GB1025.N4 G572 1986
Publisher
United States Government Printing Office,
Publication Date
1986
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United States. Geological Survey
Author
United States. Geological Survey
Format:
Call Number
PTA GB1025.N4 G57 1986
Publisher
United States Government Printing Office,
Publication Date
1986
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by
United States. Geological Survey
Author
United States. Geological Survey
Format:
Call Number
PTA TN271.C6 L38 1981 f
Publisher
US Geological survey,
Publication Date
1979
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by
United States. Geological Survey
Author
United States. Geological Survey, Larson, Steven P.
Format:
Call Number
PTA GB1025.M6 A43 1976
Publisher
United States Government Printing Office,
Publication Date
1976
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by
United States. Geological Survey
Author
United States. Geological Survey, Sudan. Survey Department
Format:
Call Number
PTA TA595.5.K39 1976
Edition
Rev ed
Publisher
United States Geological Survey,
Publication Date
1976
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by
United States. Geological Survey
Author
United States. Geological Survey, Sudan. Survey Department
Format:
Call Number
PTA QK63.K39 1976
Edition
Rev ed
Publisher
United States Geological Survey,
Publication Date
1976
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United States. Geological Survey
Author
United States. Geological Survey, Kunkle, George R.
Format:
Call Number
PTA GB1025.I8 A4 1968
Publisher
United States Government Printing Office,
Publication Date
1968
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