Object detail
Accession number
1978.1680
Description
Glass bulb with point at the top with metal inside. Copper band runs around outside of base. Four metal pins at bottom.
Marks
The famous French 'R' valve - Developed by the French Army for use in Military Wireless Communications. Was also made in England for use by the British Army in World War I 1916-1918. Label
Media/Materials
Credit Line
Valve, 1978.1680. The Museum of Transport and Technology (MOTAT).
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