You searched for: Collection John R. Borchert Map Library Remove constraint Collection: John R. Borchert Map Library Place Beltrami County, Minnesota, United States Remove constraint Place: Beltrami County, Minnesota, United States Data type Image Remove constraint Data type: Image
1. 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. Scale not given (W 95°36ʹ00ʺ--W 94°24ʹ00ʺ/N 48°59ʹ00ʺ--N 47°24ʹ00ʺ). Relief shown by contours. "Plate II" in upper right corner. "Compiled from fie...