http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
world map of volcanoes, earthquakes, and plate tectonics
This dynamic planet, volcanoes, earthquakes, and plate tectonics
compiled by Tom Simkin [and others] ; prepared in cooperation with the Smithsonian Institution.
"To commemorate the 28th International Geological Congress, Washington, D.C., 9-19 July 1989."
Relief and depths shown by shading and gradient tints.
Alternate title: This dynamic planet, volcanoes, earthquakes, and plate tectonics.
Includes text, bibliographical references, and 2 ancillary marps.