1989. 2002-06-01T04:00:00Z. 2016-01-11T18:20:48Z. Geological Survey (U.S.). The Survey ; For sale by Map Distribution. English. Public. Michigan and Wisconsin.
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1990. 2002-06-01T04:00:00Z. 2020-10-16T18:49:52Z. Geological Survey (U.S.). The Survey ; For sale by Map Distribution. English. Public. Michigan, Gogebic County, Ontonagon County, Wisconsin, and Vilas County.
1990. 2002-06-01T04:00:00Z. 2020-10-16T18:51:38Z. Geological Survey (U.S.). The Survey ; For sale by Map Distribution. English. Public. Michigan and Wisconsin. Precambrian.
1993. 2002-06-01T04:00:00Z. 2020-10-16T18:52:49Z. Geological Survey (U.S.). The Survey ; For sale by Map Distribution. English. Public. Michigan and Wisconsin. Precambrian.
1995. 2002-06-01T04:00:00Z. 2002-06-01T04:00:00Z. Geological Survey (U.S.). The Survey ; For sale by Map Distribution. English. Public. Michigan, Ontonagon County, and Gogebic County.
1994. 2002-06-01T04:00:00Z. 2016-07-26T21:18:50Z. Geological Survey (U.S.). The Survey ; For sale by Map Distribution. English. cartographic image. Public. Ontario, Michigan, and Nipigon, Lake, Region (Ont.). Quaternary.
1993. 2002-06-01T04:00:00Z. 2002-06-01T04:00:00Z. Geological Survey (U.S.). The Survey ; For sale by Map Distribution. English. Public. Ontario, Québec (Province), and Michigan. Quaternary.
1993. 2002-06-01T04:00:00Z. 2020-10-16T18:50:53Z. Geological Survey (U.S.). The Survey ; For sale by Map Distribution. English. Public. Michigan and Great Lakes Region (North America). Archaean.