http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
User's guide for GPS observations at tide and water level station bench marks
User's guide for Global Positioning System observations at tide and water level station bench marks
Center for Operational Oceanographic Products and Services (U.S.)
1 online resource (25 pages) : color illustrations, color map.
Title from title screen (viewed on Mar. 3, 2010).