http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Principal facts for gravity data collected in Wisconsin
a web site and CD-ROM for distribution of data
"Principal facts for 40,488 gravity stations covering the entire state of Wisconsin are presented here in digital form. This is a compilation of previously published data collected between 1948 and 1992 from numerous sources, along with over 10,000 new gravity stations collected by the USGS since 1999. Also included are 550 gravity stations from previously unpublished sources. Observed gravity and complete-Bouguer gravity anomaly data for this statewide compilation are included here. Altogether, 14 individual surveys are presented here"--Introd.
Also available via Internet from the USGS web site. Address as of 3/26/06: http://pubs.usgs.gov/of/2003/of03-157; current access via PURL.
System requirements: A commercial web browser such as Netscape Navigator or Internet Explorer.
U.S. Geological Survey open-file report ; 03-157