A seismograph machine actively recording ground tremors, Mount St Helens, Johnston Ridge Observatory, Washington.
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Seismograph
| Alpha Channel | No |
| File Size | 294.2mb |
| Preview Resolution | 960x540 |
| Frame Rate | 30 |
| Total Clip(s) Length | 0:21 |
| Looped Video | No |
| Number of Clips | 1 |
| Resolution | 1920x1080 |
| Video Encoding | Photo, JPEG |
| Tags | graph, instrument of measurement, johnston ridge, measuring, mount st helens, observatory, recording device, seismic, seismograph, seismometer, washington, wave pattern |