TY - RPRT TI - Aeromagnetic survey of parts of the Appleton, Manitowoc, and adjacent 1:100,000 quadrangles, Wisconsin and Michigan AU - Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey PY - 1999 DO - 10.3133/ofr99526o UR - https://pubs.usgs.gov/publication/ofr99526O ID - ofr99526O ER -