Cordys

18” EBONY & BRASS 3 BAR PARALLEL RULE

Estimate: $100 - $180


Lot Description

18” EBONY & BRASS 3 BAR PARALLEL RULE , An 18-inch ebony three-bar parallel rule; marked 'Hezzanith Field's Rule; Hill's Patent No 15455'; with brass hinges; engraved protractor scale.