Big Ten Academic Alliance Geospatial Discovery Portal

Big Ten Academic Alliance Geoportal

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You searched for: Subject Thematic maps Remove constraint Subject: Thematic maps Collection John R. Borchert Map Library Remove constraint Collection: John R. Borchert Map Library Place Minnesota, United States Remove constraint Place: Minnesota, United States
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1.
Map showing peat deposits of Itasca County, Minnesota

Map showing peat deposits of Itasca County, Minnesota

1919. Minnesota Geological Survey. Cartographic Details: Scale not given (W 94°25ʹ00ʺ--W 93°03ʹ00ʺ/N 47°53ʹ00ʺ--N 47°01ʹ00ʺ). "Plate IV" in upper right corner. [From Bulletin No. 16,...

2.
Peat deposits of Beltrami County, Minnesota showing location of soundings and depth of peat and topography of the surface of the

Peat deposits of Beltrami County, Minnesota showing location of soundings and depth of peat and topography of the surface of the

1915. Minnesota Geological Survey. Cartographic Details: Scale not given (W 95°36ʹ00ʺ--W 94°24ʹ00ʺ/N 48°59ʹ00ʺ--N 47°24ʹ00ʺ). Relief shown by contours. "Plate II" in upper right corn...