ER 74-12 camera-recorder by Electro-Technical Labs
ER 74-12 camera-recorder by Electro-Technical Labs, in aluminium carrying case. 40x22x28 cm
Details
- Category:
- Geophysics
- Object Number:
- 1985-1459
- Measurements:
-
overall: 290 mm x 400 mm x 235 mm,
- type:
- cameras
- credit:
- Seismograph Service (England) Ltd.