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1123. Map showing iron ranges and ore carrying railroads of Minnesota

Maps University Of Minnesota Public content
1907. Hobs, Edwin and Oliver Iron Mining Company (Duluth, Minn.). Mining Engineering Department. Cartographic Details: Scale approximately 1:350,000 Inset shows generalized sections of Vermilion, Mesabi, Gogebic, Menominee, and Marquette Ranges... Oliver Iron Mining Co., Mining Engineering Dept. ; Duluth, Minnesota.

1127. Map showing peat deposits of Itasca County, Minnesota

Maps University Of Minnesota Public content
1919. Minnesota Geological Survey. Cartographic Details: Scale not given (W 94°25'00"--W 93°03'00"/N 47°53'00"--N 47°01'00"). "Plate IV" in upper right corner. [From Bulletin No. 16,... Minnesota Geological Survey (Minnesota), 1919.

1129. Map showing Vermilion, Burntside and Trout Lakes

Maps University Of Minnesota Public content
1920. Adept Map Co. and Duluth & Iron Range Railroad Company. Cartographic Details: Scale approximately 1:73,700 (W 92°28'32"--W 92°28'32"/N 47°7'40"--N 47°7'40"). Principal points of interest indexed. 43 x 83...