![](http://www.alamy.com/thumbs/6/D0F38E80-5EA1-4160-B875-F76263D2BB7D/DAGF1J.jpg)
Seismograph
Seismograph
Size: 7270px × 5400px
Location: NYC
Photo credit: © Steve Hellerstein / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: earth, earthquake, earthquakes, eruption, eruptions, movement, movements, plate, plates, quake, quakes, seismic, seismograph, seismographs, seismologist, seismometer, seismometers, seismometry, seismoscope, seismoscopes, sensor, sensors, tectonic, volcanic, volcano, wave, waves