Rare Short Form of Hannyngton’s Extended Slide Rule
£2,000
Dimensions
36 cms
Circa
1917
Maker
Aston and Mander
Country of manufacture
UK and Ireland
Description
Short form of Hannyngton’s Slide Rule marked ‘Designed by Major General Hannyngton’ ‘Shop Rule’ and for the maker ‘Aston & Mander 1917 Ltd Makers London’-in good clean condition in original Case
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Dealer information
Fletcher
Fletcher Wallis
Fletcher Wallis sells objects and books relating to the history of science, medicine and technology Arcade. He publishes books through Vernier Press, including Antique Medicine Chests, and Corkscrew Patents from 1795. He has been dealing for forty eight years.
