Plug type bridge box and galvanometer
Astatic galvanometer by Elliott Brothers, 1872.
1872
Student type tangent galvanometer
Suspended moving magnet galvanometer of Siemens manufacture
Four-coil Thomson astatic galvanometer
1880
Thomson's reflecting galvanometer
1864-1887
Ballistic galvanometer by the Cambridge Instrument Co. Ltd.
1940
Ballistic galvanometer no.N1573
1943
Duddell thermo-galvanometer
1906
Ayrton-Mather moving coil galvanometer no. L-49707
1930-1935
Paul extra sensitive Galvanometer
1900-1919
Ayrton Mather galvanometer
Schleifen-Galvanometer or loop galvanometer No. 10719 by Carl Zeiss
1910-1940
Differential galvanometer
1870-1873
Pattern I unipivot galvanometer
1912
Reflecting galvanometer by Siemens
Spot galvanometer
1962
Duddell's differential thermo-galvanometer
1904
Galvanometer
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
Linesman's galvanometer in leather carrying case
G N T galvanometer relay no. 9435
Stewart and Gee's tangent galvanometer with sliding compass box
1877-1904
Single-coil sine galvanometer
1840-1877
Compass box for tangent galvanometer
1901-1970
Early d'Arsonval galvanometer made by Carpentier
1882-1900
Galvanometer Type Multichannel Airborne Data Recorder
1965-1980
Unipivot galvanometer
Moll galvanometer
1927
Cambell standard bi-filar galvanometer
1920-1926
Cambell vibration Galvanometer
1913
Portable moving coil galvanometer
1930
Onwoods patent moving coil galvanometer
1913
Ballistic galvanometer
1919
Galvanometer, Spot
1900-1980
Siemens experimental galvanometer
1900
Sensitive suspended-coil galvanometer fitted with pointer and mirror
1943-1980
Horizontal moving magnet galvanometer marked on the dial "The International Correspondence Schools
Tangent galvanometer by W.G. Pye and Co.
1896-1965
Centre-zero moving-coil galvanometer marked Harris
1943-1980
Sensitive suspended-coil pointer galvanometer fitted with levelling feet
1900-1980
Centre-zero moving coil galvanometer by Philip Harris Ltd.
1943-1980
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