http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Geologic map of the Yacolt quadrangle, Clark County, Washington
1 electronic map : HTML, digital, PDF file.
by R.C. Evarts ; U.S. Geological Survey.
Relief shown by contours and spot heights.
Title from HTML index page (viewed on Sept. 20, 2006).
Includes text, 2 cross sections, anciilary map, and location map,
Mode of access: Internet from the USGS web site. Address as of 4/16/08: http://pubs.usgs.gov/sim/2006/2901/ ; current access via PURL.
System requirements: PC with Internet access and PDF text file reader, Microsoft Windows XP Version 5.1 (Build 2600) Service Pack 2, and ESRI ArcCatalog 9.1.0.722.
Includes bibliographical references in pamphlet (pages 16-20).