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A Fuller's Spiral Cylindrical Slide Rule Calculator Stanley &…
Sale Title:
Auction House:
Auction Location:
Melbourne
Date:
27-May-2023
Lot No.
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Description:
A Fuller's Spiral Cylindrical Slide Rule Calculator Stanley & Co., London, circa 1920s. A 17 inch (44.5 cm) long hand-held cylindrical slide rule calculator, No 7906, with sliding drum scales, lacquered brass reading bar, mahogany caps and handle. Housed in the original fitted case with brass holding bracket, lid of case with paper manufacturer's label. With Instructions for the Use of the calculator. Patented in 1878, the Fuller Calculator was the most advanced calculating tool of its time, with its innovative cylindrical design allowing it the same calculating power as a more than 80 foot long straight slide rule.
Estimate:
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Price:
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Category:
Office, Workshop & Farm: Tools - Woodworking