A Six inch single arm protractor – Robson, Newcastle on Tyne.
£195
Circa
1880
Country of manufacture
UK and Ireland
Description
A brass single arm protractor with a 6 inch diameter circle, signed on the vernier arm, ‘F. Robson. 46 Dean St, Newcastle on Tyne’.
Contained in mahogany case.
Frederick Robson created F. Robson & Co on Dean Street in 1867.
