Publisher: U.S. Geological Survey / Spatial Coverage: Houghton County - Yale University Library GeoBlacklight Search Results

Start Over Publisher U.S. Geological Survey Spatial Coverage Houghton County

1. Bedrock geologic map of the Kenton-Perch Lake area, northern Michigan [cartographic material]

1980. 2015-06-29T13:57:17Z. 2015-07-14T22:10:06Z. Cannon, William F. U.S. Geological Survey. English. cartographic image. Public. Michigan, Baraga County, Gogebic County, Houghton County, Iron County, Ontonagon County, and U.S.

2. Bedrock geology of the Ahmeek quadrangle, Michigan [cartographic material]

1953. 2011-11-29T20:53:06Z. 2012-03-05T17:16:43Z. White, Walter S. (Walter Stanley), 1915-. U.S. Geological Survey. English. Public. Michigan, Keweenaw County, and Houghton County.