"Nov. 1899."; Relief shown by hypsometric tints, bathymetric isolines and soundings.; "Contour interval = 10 ft."; Includes 3 cross sections.; Accompanied by description on cover. on sheet 51 x 39 Centimeters Scale approximately 1:15,840 General Map Collection
Creator:
Wisconsin Geological and Natural History Survey
Publisher:
Wisconsin Geological and Natural History Survey (Madison, Wis)
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