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September 21, 2023, 02:05:40 PM

Author Topic: USA, Wisconsin, Madison, Wisconsin Geological Survey  (Read 1342 times)

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Frank de Wit

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USA, Wisconsin, Madison, Wisconsin Geological Survey
« Reply #1 on: February 18, 2013, 07:25:42 PM »
Wisconsin Geological Survey
Wisconsin Geological and Natural History Survey
http://wisconsingeologicalsurvey.org/ / http://www.wisconsingeologicalsurvey.org/

Minerals of Wisconsin
Bill Cordua http://www.strahlen.org/forum/index.php/topic,11246.0.html

3817 Mineral Point Road, Madison, Wisconsin, USA

Also see https://www.facebook.com/WGNHS