Two GZW swamp geophones to BP's design made by ETEI Ltd

Made:
1960
designer:
The British Petroleum Company Limited

Two GZW swamp geophones to BP's design made by ETEI Ltd, c. 1960. 50x10 diam cm

Details

Category:
Geophysics
Object Number:
1985-1424
type:
geophone
credit:
Seismograph Service (England) Ltd.