ER 74-12 camera-recorder by Electro-Technical Labs

ER 74-12 camera-recorder by Electro-Technical Labs

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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.