Bedrock geologic map of the Port Wing, Solon Springs, and parts of the Duluth and Sandstone 30ʹ X 60ʹ quadrangles, Wisconsin

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  • Title from container insert.
  • Files are provided in three formats: Arc export, Arcview, and Spatial Data Transfer Standard (SDTS) formats.
  • Also available on the Internet from the USGS web site. Address as of 3/28/06:; current access via PURL.
  • System requirements: UNIX platform or Windows 95, 98, 2000, XP or NT.
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