. Annual report. Geological and Natural History Survey of Minnesota; Geology; Natural history. Geol. and Nat. Hist. Sur Minn. XXII Ann. Rept., PI. MAP OF THE WEST CENTRAL PAKT OF LAKE Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Geological and Natural History Survey of Minnesota. St. Paul : Geological and Natural History Survey of Minnesota

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Keywords: ., bookcentury1800, bookdecade1870, booksubjectgeology, booksubjectn