Martin Signal - Two tone Signal Horn with four horns, approx. 1950, Netherlands - Catawiki
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Martin Signal-two tone Signal Horn with four horns, approx. 1950, Netherlands - Catawiki
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Martin Signal-two tone Signal Horn with four horns, approx. 1950, Netherlands - Catawiki
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Martin Signal-two tone Signal Horn with four horns, approx. 1950, Netherlands - Catawiki
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Martin Signal - Two tone Signal Horn with four horns, approx. 1950, Netherlands - Catawiki