Sheet 7 of 11 sheets, Structure contour (contour lines of equal elevation that map features in the subsurface produced by rock deformation or erosion), map of the Mesabi Range, Minnesota, scale 1:31,250. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn23330.pdf
Sheet 8 of 11 sheets, Structure contour (contour lines of equal elevation that map features in the subsurface produced by rock deformation or erosion), map of the Mesabi Range, Minnesota, scale 1:31,250. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn23331.pdf
Sheet 9 of 11 sheets, Structure contour (contour lines of equal elevation that map features in the subsurface produced by rock deformation or erosion), map of the Mesabi Range, Minnesota, scale 1:31,250. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn23332.pdf
Sheet 10 of 11 sheets, Structure contour (contour lines of equal elevation that map features in the subsurface produced by rock deformation or erosion), map of the Mesabi Range, Minnesota, scale 1:31,250. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn23333.pdf
Sheet 11 of 11 sheets, Structure contour (contour lines of equal elevation that map features in the subsurface produced by rock deformation or erosion), map of the Mesabi Range, Minnesota, scale 1:31,250. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn23334.pdf
Map of the thickness of drift (thickness of unconsolidated sediments overlying the bedrock surface, Mesabi Range, Minnesota, scale 1:125,000. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn23335.pdf
Sheet 2 of 4 sheets, Stratigraphy (vertical and time sequence of geologic units) of Biwabik Formation, Mesabi Range, Minnesota, scale 1 inch = 11.2 miles. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn23320.pdf
Sheet 3 of 4 sheets, Stratigraphy (vertical and time sequence of geologic units) of Biwabik Formation, Mesabi Range, Minnesota, scale 1 inch = 11.2 miles. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn23321.pdf
Map showing the Pioneer iron mine, surveyed July 13, 1889, scale 1 inch = about 6.25 feet. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn23265.pdf
Map showing iron mines in the Vermilion range, scale 1 inch = about 0.12 miles. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn23264.pdf
Map of northeastern Minnesota showing iron regions, scale 1 inch = about 4.5 miles. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn23263.pdf
Map of part of Northeastern Minnesota showing major geomorphic (glacial) features, scale 1 inch = about 5 miles. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn23399.pdf
Pollen diagram (types of pollen in lake sediment) for Jacobson Lake and basal layers of Anderson Lake, Pine County, Minnesota. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn23400.pdf
Seed type diagram for Jacobson Lake and basal layers of Anderson Lake, Pine County, Minnesota. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn23401.pdf
Pollen diagram (types of pollen in lake sediment) for Kotiranta Lake, Carlton County, Minnesota. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn23402.pdf
Pollen diagram (types of pollen in lake sediment) for Rossburg Bog, Aitkin, Minnesota. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn23403.pdf
Pollen diagram (types of pollen in lake sediment)for Weber Lake, Lake County, Minnesota. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn23404.pdf
Interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) of Cloquet Quadrangle, Carlton County, Minnesota, scale 1:24,000. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn23366.pdf
Interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments), Northwest Angle, scale 1:48,000. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22471.pdf