http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Geographic area series. Ohio, state and county data
National Agricultural Statistics Service.
1 volume (various pagings) : illustrations, maps ; 28 cm.
Also available via Internet from the Dept. of Agriculture website (PDF files only). Address as of 6/14/99: http://www.nass.usda.gov/census/census97/volume1/vol1pubs.htm; current access is available via PURL.