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Portable refraction seismograph by Geospace
- Made:
- 1960
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Portable refraction seismograph by Geospace, model GT2A, c.1960
Details
- Category:
- Geophysics
- Object Number:
- 1980-679
- Measurements:
-
overall: 407 mm x 270 mm x 455 mm,
- type:
- seismograph
- credit:
- Darracott, B.W.