2005. Bauer, Emily J., Jirsa, Mark A., and Lively, R. S. Shaded-relief (psuedo 3d) map showing elevation changes as a result of mining between 1899 and 1999 eastern half of Mesabi Iron range, scale 1:100,... Minnesota Geological Survey.
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1982. Heutmaker, J.F. and Morey, G.B. Map showing linear features, (lineaments) on the Hibbing quadrangle, scale 1:250,000. Minnesota Geological Survey.
1977. Heutmaker, J.F. and Morey, G.B. Map showing linear features, (lineaments) on the International Falls quadrangle, scale 1:250,000. Minnesota Geological Survey.
1977. Morey, G.B. Map showing linear features, (lineaments) on the Two Harbors quadrangle, scale 1:250,000. Minnesota Geological Survey.
1922. Minnesota. Department of Highways. Cartographic Details: Scale [1:2,576]. 1 in. = 200 ft. Blueprint. Relief shown by hachures. "4"--lower right. 69 x 61 centimeters 1:2,576 General M... Dept. of Highways ; St. Paul, Minnesota.
1922. Minnesota. Department of Highways. Cartographic Details: Scale [1:3,600]. 1 in. = 300 ft. Blueprint. "7"--lower right. 71 x 60 centimeters 1:3,600 General Minnesota Maps. Dept. of Highways ; St. Paul, Minnesota.
1968. Map of Low Temperature Zones prepared for the Metropolitan Council as a part of An Ecological Study for the Twin-Cities Metropolitan Area. Scale 1:... Wallace, McHarg, Roberts and Todd.
668. Lower and Middle Precambrian stratigraphic nomenclature for east-central Minnesota, RI-21, Plate 1
1978. Morey, G.B. Generalized interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) of east-central Minnesota, ... Minnesota Geological Survey.
1970. Green, John C., 1932-. Generalized interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) of Central part of Vermilli... Minnesota Geological Survey.
1970. Green, John C., 1932-. Lineament (features that form a line) map of Gabbro Lake Quadrangle, Lake County, Minnesota, scale 1 inch = about 1.5 miles. Minnesota Geological Survey.