http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
M5.8 Virginia region earthquake of 23 August 2011
Magnitude 5.8 Virginia region earthquake of 23 August 2011
Poster of the Virginia earthquake of 23 August 2011--magnitude 5.8
U.S. Department of the Interior, U.S. Geological Survey.
Title from title screen (viewed Sept. 7, 2011).
"Prepared in cooperation with the Global Seismographic Network."
"Map prepared by U.S. Geological Survey, National Earthquake Information Center."