three Bunnisker? speedometer instruments. NB ?? ?? and lists
Lot 160
A Bonniksen 50mph Isochronous head,
Sold for £57 (US$ 96) inc. premium
Lot Details
A Bonniksen 50mph Isochronous head,
patented 1912, nickled face, blued hands with two subsidiary dials, contained in a chromed case.
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