Summary distribution of slides and earth flows in the San Francisco Bay Region, California [electronic resource] / U.S. Department of the Interior, U.S. Geological Survey ; by Carl M. Wentworth ... [et al.].
Imprint
Menlo Park, CA : The Survey ; [Denver, CO : USGS Information Service (Open-File Report Sales)], 1997.
Mode of access: Internet at the USGS web site; tar file, Export, PostScript, or Text via ftp. Address as of 10/05/04: http://wrgis.wr.usgs.gov/open-file/of97-745; current access available via PURL.
Note
Relief shown by shading.
Distributed to depository libraries in microfiche; shipping list no.: 99-0353-M.
No paper maps make up these reports; rather the folio is issued as a digital database.
Includes explanatory text and bibliographical references (p. 10).
Summary
Contains 1 1:275,000 regional and 10 1:250,000 county digitized maps.