1.

地図
地図
1. Bedrock geologic map of northwestern Minnesota
by Mark A. Jirsa, Anthony C. Runkel, and Val W. Chandler
出版情報: St. Paul, Minn. : Minnesota Geological Survey, University of Minnesota, [1994]
シリーズ名: Miscellaneous map series / Minnesota Geological Survey ; Map M-80
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2.

地図
地図
2. Bedrock geologic map of the Silver Island Lake, Wilson Lake, and western Toohey Lake quadrangles, Lake and Cook Counties, Minnesota
by Terrence J. Boerboom and James D. Miller
出版情報: St. Paul, Minn. : Minnesota Geological Survey, University of Minnesota, [1994]
シリーズ名: Miscellaneous map series / Minnesota Geological Survey ; Map M-81
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3.

地図
地図
3. Bedrock geologic map of the Cabin Lake and Cramer 7.5-minute quadrangles, Lake and Cook counties, Minnesota
by James D. Miller, Terrence J. Boerboom, and Eric A. Jerde
出版情報: St. Paul, Minn. : Minnesota geological survey, University of Minnesota, [1994]
シリーズ名: Miscellaneous map series / Minnesota Geological Survey ; Map M-82
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