A micrometer sextant black painted aluminium, stamped on the arc Heath Navigational Ltd and numbered 60217, scale divided 5° - 0° - 125°, telescope, seven shades, mirrors in fitted box with accessories, Hezzanith label in lid dated 1962 -- 12in. (30.5cm.) dia

細節
A micrometer sextant black painted aluminium, stamped on the arc Heath Navigational Ltd and numbered 60217, scale divided 5° - 0° - 125°, telescope, seven shades, mirrors in fitted box with accessories, Hezzanith label in lid dated 1962 -- 12in. (30.5cm.) dia