Description
Item Description:Title from PDF title screen (viewed on Nov. 12, 2008).
"The primary focus of this study was the chemical characterization of native materials, especially surface-water and sediment samples, of first-order streams from the headwaters of the Delta River."
Electronic resource.
Physical Description:vi, 58 pages : digital, PDF file.
Format:Mode of access: Internet via the USGS web site. Address as of 11/18/08: http://pubs.usgs.gov/of/2008/1260/pdf/ofr20081260.pdf ; current access available via PURL.
Bibliography:Includes bibliographical references.