http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
United States--west coast, Oregon, Siuslaw River
Relief shown by contours and spot heights.
Includes source diagram, tidal information, and table of channel depths.
Numbering realigned 1974 to conform to a new uniform US numbering system for all navigation charts.