1.

地図
地図
1. Quaternary geologic map of Sherburne County, Minnesota
by Gary N. Meyer and Howard C. Hobbs ; University of Minnesota, Minnesota Geological Survey
出版情報: St. Paul, Minn. : Minnesota Geological Survey, University of Minnesota, [1993]
シリーズ名: Miscellaneous map series / Minnesota Geological Survey ; M-77
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2.

地図
地図
2. Quaternary geologic map of Chisago County, Minnesota
by Gary N. Meyer
出版情報: St. Paul, Minn. : Minnesota Geological Survey, University of Minnesota, [1993]
シリーズ名: Miscellaneous map series / Minnesota Geological Survey ; M-78
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