Description

The chapter ring measures 5″ (12.5 cm) across, the latitude bar reads from 0 – 60, the silvered compass dial reads from 0 – 90 – 0 etc and the outer ring engraved from 0 – 360 and reading to one degree. 

Case measurements 7″ x 7″.

Superb condition and top quality.

Worthington & Allan worked from 1821 – 1834 (successor to Mathew Berge).