Nautical marine Sextant by Negretti and Zambra London

Vernier Octant by John Todd, London, circa 1850. An eleven inch radius vernier octant by John Todd with ebonised wooden frame with inset bone scale marked ...

A Fine Two Day Marine Chronometer By John Bliss and Co, New York. No.3068 Two day marine chromometer by John Bliss and Co housed in a beautiful three tier brass bound box with brass carrying handles to the sides, brass push button knob opening to a third tier. The box has a wonderful rich patina and retains it’s original solid brass Tipsy key. The movement is housed within a gimballed brass surround which is stamped H.M.I and marked with the ordnance arrow The high quality 56 hour chain fusee movement has full brass plates joined by four ringed pillars, an Earnshaw-type spring detent escapement with maintaining power, split bi-metallic balance and cylindrical shaped temperature compensation weights, polished steel helical balance and faceted endstone. The silvered dial signed ‘John Bliss & Co, New York No 3068 with subsidiary dial below XII for ‘state of wind’ and subsidiary seconds dial above the VI, original ‘blued’ steel hands. C.1890 John Bliss & Co worked at 128 Front Street, New York between 1880 and 1929 and then 84 Pearl Street, New York from 1934 to 1939. Front Street runs from the Brooklyn Bridge to Hudson Ave. and Navy Street, close to the Docks area. On the death of John Bliss, his sons John and George carried on the business. Their chronometers were placed 3rd, 6th and 8th at the Washington Observatory Trials in 1886. They became suppliers to the US Navy and also made meteorological instruments and devised an original way of making mainsprings. Many of their movements were supplied by makers in England, particularly Victor Kullberg.

Brass Surveyors Level by Troughton & Simms, London Sixteen inch extending telescope with original lacquer finish and spirit level. The compass ha...

A fine two Day Marine Chronometer by G.H & C Gowland, Sunderland No. 1931 Two day marine chromometer by G.H & C Gowland housed in a beautiful three tier mahogany brass bound box...

Navigators octant with ebony frame, brass arm, filters and peep sight. Bone Vernier scale. Kidney shaped box. Split to box. Circa 1860. This is a good genuine example of an early American marine...

Solid brass ship's sextant with lattice frame, colored glass filters, many accessory scopes, vernier scale with silver. Mounted into a kidney shaped box with a leather carry handle. ...

Nautical rangefinder signed Made in Great Britan by Kelvin Hughes a divison of Smiths Industries Limited made in the 1960s, complete with original mahogany box. AP 498 Stuats Marine Distance Meter very good working condition. Box size cm 21 x 13 H 6. It is an ancient nautical instrument used to measure...

Navigators octant in a kidney shaped box. Octant has an ebony wood fram with bone scales, brass filters and peepsight. Similar to a sextant and quadrant. Note: A piece of wood is mis...