Lot 289 , An early 20th century brass and lacquered sextant without maker’s mark, the mahogany case containing three eyepieces, card certificate of examination by the National Physical Laboratory screwed to the inside of the lid a

An early 20th century brass and lacquered sextant without maker’s mark, the mahogany case containing three eyepieces, card certificate of examination by the National Physical Laboratory screwed to the inside of the lid and dated July 1918
£80-120