


Electrical Apparatus
1925-1935
Electrical apparatus with brass ball applicator
Electrical apparatus
Electrical apparatus.
electrical apparatus for atmospheric observations
Rayway electical apparatus, by Norman Rayne
Ronald's electrical apparatus for atmospheric observations
1843
AC Electrodynamic Test Set as used at RAE.
A collection comprising a Ferranti transformer and two fuses from the same substation
Electrical apparatus.
A collection of Siemens high-voltatge switchgear
Electrical apparatus for Freezing Microtome Knife
1900-1980