http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Seismotectonic maps in the vicinity of New Madrid, Missouri-database
The database consists of the ESRI ARC/INFO version 7.0.3 coverages used to generate the maps in Map Series MF-2264A to E and I-2521. The scale of the published (printed) maps is 1:250,000.
Maps available via FTP on the World Wide Web.
Also available via Internet from the USGS web site. Address as of 8/8/07: http://pubs.er.usgs.gov/usgspubs/ofr/ofr95574; current access via PURL.
Microfiche. [Washington, D.C.?] : USGS, [1997?]. 1 microfiche : negative.
Includes bibliographical references (pages 11-12).
U.S. Geological Survey open-file report ; 95-574