UID:
edocfu_9961072523602883
Format:
iv, 17 pages :
,
digital, PDF file.
Series Statement:
Scientific investigations report ; 2007-5223
Note:
Title from title screen (viewed on Feb. 19, 2008).
,
Mode of access: Internet from the USGS web site. Address as of 02/19/08: http://pubs.usgs.gov/sir/2007/5223/pdf/SIR07-5223_508.pdf; current access available via PURL.
Language:
English