A black painted brass three circle vernier sextant, 160mm radius, swivel magnifier, main brass arc signed Reynolds & Son, 32 Crutched Friars, London and numbered 5017, inset silvered scale, index and horizon mirrors, seven coloured shades, three telescopes, with calibration certificates from 1927 and 1950, in fitted case with brass handle and brass plate inscribed Rrbng Rolfsen SKIBSKAPTEIN and smaller plaque inscribed Iver C. Weilbach & Co., Solver & Svarrer Instrumentmager Amaliegade 30 Kobenhavn, case -- 9½ x 9in. (24 x 23cm.)