£440
A rare 12" boxwood and brass calculating slide rule with cursor by E.PRESTON for Diameters of Yarn and Square Root, Compiled by JAMES HOLMES M.S.A. Burnley for Cotton, Silk, Worsted and Linen etc in orig card case F
Fees apply to the hammer price:
Room and Absentee Bids:
22% inc VAT*
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22% inc VAT*
