Furniture, Works of Art & Clocks - 8th January 2020
Lot 212
λ Four 19th century ivory folding rules
Estimate £40 - £60 | Hammer £130
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Description

λ Four 19th century ivory folding rules, by Samuel Mordan & Co., Watkins, Rennoldson and Troughton & Simms, all of London, 30.3cm (max). (4)
Provenance: 'A Lifetime of Collecting' - The property of a Gentleman.