18th Jan, 2023 11:30
Scientific Instruments, Optical Toys & Photographica including an Important London Collection
A Bonniksen 100mph Speedometer By Rotherhams Of Coventry
A Bonniksen 100mph Speedometer By Rotherhams Of Coventry
A Bonniksen 100mph speedometer by Rotherhams of Coventry, patented 1912, black dial, with time and trip subsidiary dials and milometer, 75mm diameter, polished alloy rim and casing
Provenance: London Private Collection
Sold for £325
Includes Buyer's Premium
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