An unusual dual-trumpet mechanical warning signal
An unusual dual-trumpet mechanical warning signal,
maker unknown, nickel-plated, comprising main cylinder unit set within dual rail bracket incorporating plunger mechanism, and fitted with two curved trumpets, some wear with pitting and loss to plating in places, measuring approximately 31cm high overall.
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An unusual dual-trumpet mechanical warning signal,
maker unknown, nickel-plated, comprising main cylinder unit set within dual rail bracket incorporating plunger mechanism, and fitted with two curved trumpets, some wear with pitting and loss to plating in places, measuring approximately 31cm high overall.
Estimate
Time, Location
Auction House
