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Early red light bulb 1890s
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Early red light bulb
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Early unmarked red light bulb with turned brass bayonet base filled with plater of paris. Used mainly on fairgrounds powered by traction engines fitted with dynamos. 13 cm 1890s
Filament intact.
Postage is much cheaper if you can buy more than one bulb. i guanantee to get them to you intact or refund your money
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