Simple bouguer gravity map of Minnesota : Brainerd sheet
著者
書誌事項
Simple bouguer gravity map of Minnesota : Brainerd sheet
（Miscellaneous map series / Minnesota Geological Survey, Map M-40）
Geological Survey, University of Minnesota, 1978
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大学図書館所蔵 全2件
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注記
Scale 1:250,000
"Prepared in cooperation with Minnesota Department of Natural Resources and Minnesota Department of Iron Range Resources and Rehabilitation"
"Base from U.S. Geological Survey, Brainerd, 1953-65 and Fargo, 1953-64"
"Compiled in 1975"
Includes explanation, index to Minnesota bouguer gravity map sheets, and index to areas of field resonsibility