Cooke Troughton Simms dividing protractor
Cooke Troughton and Simms dividing protractor
Obtained from the UK
This dividing protractor is a former UK Hydrographic Office instrument and was used to reduce distances from one chart to another. The instrument still has the original instrument number HO95 inscribed on both the case and the instrument. It comes in a fitted box.
8 other products in the same category:
Cooke Troughton and Simms dividing protractor
Obtained from the UK