4 unnumbered pages : illustrations, color maps ; 28 cm
OCLC
ocm38580888
Caption title.
Shipping list no.: 98-0135-P.
Includes bibliographical references (page [4]).
Also available via Internet from the USGS web site. Address as of 3/13/99: http://wi.water.usgs.gov/pubs/FS-195-97/index.html (hypertext version), http://wi.water.usgs.gov/pubs/FS-195-97/FS-195-97.pdf (PDF version); current access is available via PURL.