Henley Pith-ball 'Electrometer', 1801-1825
1801-1825
Vibron electrometer
Vibron laboratory electrometer converter unit
Portable electrometer model 37C (serial no. 37161C). E.I.L.
Vibron electrometer model 33B (serial no. 33713). E.I.L.
Glass cover for electrometer
1857
Discharging Lane electrometer for fitting to prime conductor
Electrometer, specially designed as an electrostatic wattmeter
1900
Helmholtz's quadrant electrometer
1876
Kelvin attracted disc electrometer with replenisher
1895
Quadrant electrometer with magnet control
1895
Capillary electrometer
1890
Boys' contact electricity electrometer, c. 1891
1891
Lindemann electrometer
1924
Wilson gold leaf electrometer
1912
Kelvin quadrant electrometer
1890
Gold leaf electrometer with sliding condenser
1886
Addenbrooke quadrant electrometer No.13
1902
Quadrant electrometer in fitted case
D.C. amplifier and electrometer
1960-1979
Station electrometer by James White
1867
electrometers
Electrometer by Simmons
Leaf electrometer with ionization chamber
1900
Osram Electrometer T valve
Part of Kelvin's quadrant electrometer
core part to electrometer
1861
Capillary electrometer after Lippmann with components
Base from discharging electrometer
1780
Portable electrometer
Portable electrometer
Discharging Lane electrometer for fitting to prime conductor
1780
Capillary electrometer after Lippmann with components
Smith's capillary electrometer
1902
Boys' pocket electrometer, c.1891
1891
Kolhorster electrometer by Gunther & Tegetmeyer
Single leaf gold leaf electrometer, leaf detached
Dolezalek quadrant electrometer
1913
Lindemann electrometer serial no. C435384
1946
Kelvin portable electrometer No.91
String electrometer by Edelmann, Munchen
Elster and Geitel dissipation electrometer
Cuthbertson's balance electrometer
Lindemann electrometer
1924
Vibron electrometer model 33C-2 (serial no. 334251C). E.I.L.
Attracted disc electrometer
First divided ring (semicircular) electrometer
1857
Sir W. Thomson's absolute electrometer No. 12
1886
String electrometer
1929
Quadrant electrometer
1945-1954