4 unnumbered pages : illustrations (some color), color map ; 28 cm
OCLC
ocm37691338
Caption title.
Shipping list no.: 97-0369-P.
"August 1997--P. [4].
Includes bibliographical references (page [4]).
Also available via Internet from the USGS web site. Addresses as of 3/9/2000: http://wwwdwatcm.wr.usgs.gov/reports/fs.102-97/; current access is available via PURL.