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Quaternary Geologic Map of the Lake Erie 4° x 6° Quadrangle, United States and Canada
The Quaternary Geologic Map of the Lake Erie 4° x 6° Quadrangle was mapped as part of the Quaternary Geologic Atlas of the United States. The atlas was begun as an effort to depict the areal distribution of surficial geologic deposits and other material |
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Quaternary geologic map of the Winnipeg 4° × 6° quadrangle, United States and Canada
The Quaternary Geologic Map of the Winnipeg 4° × 6° Degree Quadrangle, United States and Canada, is a component of the U.S. Geological Survey Quaternary Geologic Atlas of the United States map series (Miscellaneous Investigations Series I-1420), an eff |
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Surficial deposits and materials in the eastern and central United States (east of 102 degrees west longitude)
The surficial geologic map of the Eastern and Central United States depicts the areal distribution of surficial geologic deposits and other materials that accumulated or formed during the past 2+ million years, the period that includes all activities of t |
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Quaternary Geologic Map of the Chicago 4° x 6° Quadrangle, United States
The Quaternary Geologic Map of the Chicago 4° x 6° Quadrangle was mapped as part of the Quaternary Geologic Atlas of the United States. The atlas was begun as an effort to depict the areal distribution of surficial geologic deposits and other materials |
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Quaternary Geologic Map of the Lake Superior 4° x 6° Quadrangle, United States and Canada
The Quaternary Geologic Map of the Lake Superior 4° x 6° Quadrangle was mapped as part of the Quaternary Geologic Atlas of the United States. The atlas was begun as an effort to depict the areal distribution of surficial geologic deposits and other mate |
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