Wade Bequest collection of valves: Cosmos 'short path' radio valve, made by Metro-Vick
Wade Bequest collection of valves: Cosmos 'short path' radio valve, made by Metro-Vick. Marked 1.6V and 0.3 amps. Early dull emitter valve (DEV). Tubular bulb with B4/M base and top seal.
- Collection Unassigned
- Object Number:
- Wade, J.C.F.
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