Astatic needle galvanometer
1840-1877
Reflecting galvanometer by Siemens
Sensitive suspended-coil galvanometer fitted with pointer and mirror
1943-1980
Einthoven 6-string galvanometer
1918
Astatic galvanometer by Elliott Brothers, 1872.
1872
Ballistic galvanometer by the Cambridge Instrument Co. Ltd.
1940
Tangent galvanometer
1900-1945
Wiedemann's galvanometer
1876
Tangent galvanometer by Philip Harris and Co. Ltd.
1886-1943
Centre-zero moving-coil galvanometer marked Griffin and George Ltd.
1954-1980
Centre-zero moving-coil galvanometer marked Harris
1943-1980
Sensitive suspended-coil pointer galvanometer fitted with levelling feet
1900-1980
Stewart and Gee's tangent galvanometer with sliding compass box
1877-1904
Centre-zero moving coil galvanometer by Philip Harris Ltd.
1943-1980
Centre-zero moving-coil galvanometer sold by Philip Harris Ltd.
1943-1980
Early d'Arsonval galvanometer made by Carpentier
1882-1900
Kelvin astatic mirror galvanometer
1901-1913
Siemens experimental galvanometer
1900
Kohlrausch Galvanometer
1900
Student type tangent galvanometer
Duddell thermo-galvanometer
1906
Ayrton-Mather moving coil galvanometer no. L-49707
1930-1935
Schleifen-Galvanometer or loop galvanometer No. 10719 by Carl Zeiss
1910-1940
Moving coil galvanometer
Spot galvanometer
1962
Reflecting galvanometer
1900-1940
Moving-coil galvanometer "Microid Adaptable" pattern by Griffin and Tatlock
1932-1954
Horizontal galvanometer, used by Wheatstone.
1840-1843
Moving coil galvanometer
1932
Paschen galvanometer
1930
Moving-coil reflecting "pot" galvanometer
Centre-zero moving-coil galvanometer
1960-1979
Moving-coil galvanometer by Weston
1900-1983
Unipivot galvanometer
1903-1919
Centre-zero moving-coil galvanometer
1925-1969
Ballistic galvanometer
1919
Moving-coil reflecting galvanometer type M
1967
Ayrton Mather portable ballistic galvanometer
1900
Moving magnet galvanometer
Single turn tangent galvanometer
1837-1899
Moving magnet galvanometer with upright graduated metal disc
1875-1949
Tangent galvanometer by W.G. Pye and Co.
1896-1965
Linesman's galvanometer in leather carrying case
G N T galvanometer relay no. 9435
Horizontal moving magnet galvanometer marked on the dial "The International Correspondence Schools
Compass box for tangent galvanometer
1901-1970
Compass box for tangent galvanometer
1901-1970
Suspended-coil pointer galvanometer No.2092 by Philip Harris Ltd.
1943-1974
Centre-zero moving coil pointer galvanometer by Philip Harris Ltd.
1943-1974
Galvanometer, Spot
1900-1980