An 8ins.(20cm) radius sextant,
by Henry Hughes & Son, London. Reading from -5 to 140 degrees on the silvered scale, and marked on the arc Redivided by H.Hughes & Son, 59 Fenchurch St. London . The index arm with magnifying lens and vernier to 10 seconds. Fitted with three horizon and four sun shades, in a fitted mahogany box with a telescope, sight tube and adjusting pin.