http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Free-air gravity anomaly map of the eastern Chukchi and southern Beaufort Seas
1 map ; 47 x 79 cm., folded in envelope 25 x 31 cm.
by Byron D. Ruppel and A. Graig McHendrie ; Department of the Interior, United States Geological Survey.
Includes compilation data, and location map.