William Thomson's Tide Predicting Machine, 1872
1872
Section of lightning conductor from St Paul’s cathedral
1769
Worden gravity meter by Texas Instruments Ltd.
1970
Potentiometer, for spontaneous polarisation measurements
1931
Non-polarizing electrode, for spontaneous polarisation measurements
1931
TI 407 power control unit by Techno Instruments
1964-1967
Dip plotter arm
1948-1950
Peltier Type Electrometer, 1848
1845
Radiobeacon by Aquatronics
MP 8 swamp and marine geophone, 21x5 diam cm
TI 551A Single-drum recorder - reproducer by Techno Instruments
1956-1966
PROBE UNIT MO 30 sea water sound velocity meter
Wooden bracket from the Gravity pendulum by Bailey
1834
Hedges and Lowrie-Hall vacuum earthing device
BAZ shot blaster by Seismograph Service
1958
Tellohm resistivity meter by Nash and Thompson Ltd.
1960
Portable refraction seismograph by Geospace
1960
Eötvös torsion balance for geophysical prospecting by Süss Nandor
1920
Holweck-Lejay inverted pendulum gravimeter
1934
Geophone, sectioned, c.1955
1955
Scrase altielectrograph, 1937
1937
GAA reflection geophone
1950
Air terminal with grooved lead joint attachment for horizontal lightning conductor
1905
Three electric alarm bells
2-shot firing system MkI by STS
1975-1980
Piece of signal wire and piece of block wire
Original Lodge lightning protector
Seismochronograph designed by Arnold von Lasaulx, c. 1876
1876
Gravity pendulum by Bailey, R.A.S. No.2
1834
Three brass screws from the Gravity pendulum by Bailey
1834
BC 3 shot blaster by Electro-Tech
1960
Samples of wire struck by lightning
Portions of lead flashing from roof
Rainwater pipes bonded together
Holweck-Lejay inverted pendulum gravimeter
1934
Enlarged seismogram of Taiwan earthquake, 15 October 1922
1922
CDA camera-recorder by Seismograph Service
1960-1965
Record of Gravity Determinations Made By a Dutch Submarine
1923
Kelvin's second tide predictor, 1873.
1873
Varley's Lightning Protector, 1861
1861
Eötvös torsion balance by L. Oertling Ltd, 1925
1925
Model of Halley V Antarctic research station, 1999
1999
Replica of Lightning Conductor by Benjamin Franklin, United States, 1730-1760
1730-1760 (original); 1931-1939 (replica)
Solid State Seismometer
Strong motion seismograph
1971-1980
Rubidium-Vapour Magnetometer Sensor, 1968-1972
1968-1972
Model of Henry Cavendish's Torsion Balance Gravitational Apparatus, 1798
1798 (original); 1977 (model)
Resistivity meter by Martin-Clark, Oxford, 1977
1977
Megger type earth resistance tester, 1929-1932
1929-1932
Sectioned half-scale model of Eötvös torsion balance
1928