| Online link | https://doi.org/10.3133/ofr20041355 |
|---|---|
| Description | Digital geologic map information with a consistent set of attributes, part of a national compilation of similar maps. Available in formats compatible with GIS. |
| Originators | Nicholson, Suzanne W., Dicken, Connie L., Foose, Michael P., Mueller, Julia A. L. |
| Publication | U.S. Geological Survey Open-File Report 2004-1355 |