Subject: Geomagnetism / Year: 1967 - Yale University Library GeoBlacklight Search Results

Start Over Subject Geomagnetism Year 1967

1. Pre-Quaternary geologic and magnetic map and sections of part of the eastern Gogebic Iron Range, Michigan [cartographic material]

1967. 2012-10-04T20:00:50Z. 2013-03-18T22:21:51Z. Prinz, William C., 1928-. U.S. Geological Survey. English. Public. Michigan and Gogebic County. Pre-Quaternary.

2. Vertical-intensity magnetic map of South Dakota : ground magnetometer survey

1967. 2018-05-11T20:00:51Z. 2018-05-11T20:00:51Z. Petsch, Bruno C. (Bruno Carl), 1901-1981. South Dakota Geological Survey. English. cartographic image. Public. South Dakota and South Dakota.