Stratigraphy and structure of the Mesabi range, Minnesota, Bulletin 38, Plate 3
Description
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.
White, David A. (David Archer) (1954). Stratigraphy and structure of the Mesabi range, Minnesota, Bulletin 38, Plate 3. Minnesota Geological Survey. https://reflections.mndigital.org/catalog/mgs:1073 (map)