Conductor
Cylindrical Conductor
Bone-conductor with head-band and separate components
Pear-shaped brass conductor on insulated stand
1900-1983
Cylindrical brass conductor on insulated stand
1900-1983
Spherical brass conductor on insulated stand
1900-1983
Two examples of Spratt's lightning conductors
1860
Aluminium conductor
Aluminium alloy stranded conductors
Prime conductor from plate electrostatic machine, Galvani collection
1780-1798
Three solid aluminium conductors ("Solidal") for insulated cables
Four cylindrical conductors with attached rod or wire
Solid aluminium conductors ("Solidal") for insulated cables
Armoured aluminium conductor
Rectangular wood and tinfoil conductor on glass rod
Conductors and isolators
I/144, twin, aluminium conductor
Brass conductor
Aluminium stranded conductor from outside sub-station
Four 15" lengths of hard drawn copper stranded conductors
B.I. Wire Company's flexible concentric with 0.54 sq.in. conductor
1898