Title from PDF title screen (viewed on Dec. 23, 2003). and "This report is available only on the Web."
Includes bibliographical references.
Type of File/Data:
In PDF, Excel, and ASCII files.
System requirements for PDF version: Adobe Acrobat Reader. and Mode of access: Internet from the USGS web site. Address as of 12/23/03: http://geopubs.wr.usgs.gov/open-file/of03-27/; current access available via PURL.