Graphite Electrode
2022
Half set of gold electrodes
1962
Sealed package of ECG electrodes
2000-2002
Application electrode, European, 1900-1910
1900-1910
Sok-shaped electrode covered in chamois leather
1890-1900
Hand held electrode
1840-1890
Glass electrode
Disc-like electrode with sponge pad
1890-1900
Electrode with turned wooden handle
1880-1900
Double electrode
Glass electrode
Glass electrode
Glass electrode
Electrode with turned wooden handle and circular head which is padded and covered with cotton cloth
1890-1900
Electrode with turned wooden handle
1880-1910
Electrode, long metal pin with hook at end and screw thread at other
1890-1900
Part of a selection of 13 application electrodes
1890-1910
Glass electrodes
Glass electrode
Glass electrode
Glass electrode
Glass electrode
Part of a selection of 13 application electrodes
1890-1910
Compound electrode, European, 1890-1905
1890-1910
Wooden electrode handle with metal fittings
1880-1900
Electrode, metal, with ebonite handle and connection
1801-1900
Glass electrodes
Glass electrode
Glass electrode
Glass electrode
Small hollow rubber excitator head
1890-1904
Curved tubular vacuum electrode
1890-1930
Electrode with turned wooden handle
1890-1900
Glass electrode
Glass electrodes
Wire brush electrode in glass tube
1890-1905
Brush electrode
1890-1900
Electrode, purpose unidentified
Flat circular base
Large arced electrode with small band spikes
Glass electrode
Glass electrode
Glass electrode
Electrode, metal, by De Branville
1801-1850
Violet ray apparatus
1900-1940
Chain-mail body electrode, European, 1890-1930
1890-1930
Chain-mail body electrode, European, 1890-1930
1890-1930
Chain-mail body electrode, European, 1890-1930
1890-1930
Brush-head electrode with no handle
1890-1900
Electrode, curved metal rod sheathed in plastic
1890-1900