Caption title. Shipping list no.: 2000-0191-P. "February 2000"--P. [1].
Additional Physical Form:
Also available via Internet from the USGS web site. Address as of 5/15/2000: http://mapping.usgs.gov/mac/isb/pubs/factsheets/fs 07999.html (hypertext version), http://mapping.usgs.gov/mac/isb/pubs/factsheets/fs 07999.pdf (PDF version); current access is available via PURL.