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New page: A scientific instrument that detects and records vibrations (seismic waves) produced by earthquakes. <ref>[http://vulcan.wr.usgs.gov/Glossary/volcano_terminology.html Glossary of Volcano a...
A scientific instrument that detects and records vibrations (seismic waves) produced by earthquakes. <ref>[http://vulcan.wr.usgs.gov/Glossary/volcano_terminology.html Glossary of Volcano and Related Terminology]</ref>

==References==
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nsTeam1RO, nsTeam1RW, nsTeam1_talkRO, nsTeam1_talkRW
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