5th May, 2022 10:00

The Collectors Sale

 
Lot 54
 

Calculating, Slide Rules

19th century, in boxwood, W Barber Bensons Buildings Leeds slide rule with brass cursor, leather case, equivalent weight calculator by W S Buchanan, Coggeshall type rule by Marple & Sons, 12" Gunter's rule with navigation scales (4)

Sold for £112

Result plus buyers premium


 

19th century, in boxwood, W Barber Bensons Buildings Leeds slide rule with brass cursor, leather case, equivalent weight calculator by W S Buchanan, Coggeshall type rule by Marple & Sons, 12" Gunter's rule with navigation scales (4)

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