M-157 Land-surface topography of the eastern half of the Mesabi Iron Range, northern Minnesota; 1899 and 1999

Abstract

3 pls. Scale 1:100,000. Pl. 1, 1899 map of land-surface topography, surface hydrology, and infrastructure; pl. 2, 1999 map of land surface topography,surface hydrology, and infrastructure; pl. 3, shaded-relief map showing elevation differences between the 1899 and 1999 land-surface topography