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Summary of Field Mapping in the Superior Map Sheet, Wisconsin
Open-file report; contains unpublished data that has not yet been peer-reviewed. -
Geologic Summary of the Ashland 2° Quadrangle
Open-file report; contains unpublished data that has not yet been peer-reviewed.-
Atlas of the Glacial Deposits of Wisconsin: Overlay for the USGS 1:250,000 Ashland and Two Harbors Quadrangles
1975
Plate: 29 in x 23.8 in, scale 1:250,000