A diamond lattice oxidised brass frame vernier sextant, the main arc signed 'E & E Emanuel (by Appointment to the Queen) 3, Hard, Portsea', inset silver scale divided 5° - 0° - 160°, swivel magnifier, 7½in. (18cm.) index arm radius, index mirror with four shades, horizon mirror with three shades, with sun and star telescopes in fitted 'A' shaped carrying case -- 13in. (33cm.) wide