http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Depths shown by isolines and gradient tints.
Title from title screen (viewed on Feb. 7, 2008).
Includes depth gradient diagram, hydrographic survey information, NOS hydrographic survey index, and index to adjoining sheets.
Mode of access: Internet from the NGDC NOAA web site. Address as of 2/11/08: http://www.ngdc.noaa.gov/mgg/bathymetry/maps/previews/NH%5F16-12.pdf ; current access via PURL.