Marine Knot Board by Captain D.J.Walker

A fine two day Marine Chronometer By Whyte, Thompson & Co, Glasgow & South Shields Two day marine chromometer by Whyte, Thompson & Co housed in a beautiful three tier mahogany brass bound box...

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...

Pre World War I Nautical Compass by E.S.Ritchie Nautical compass mounted by a brass gimbal into a copper brass bound case with sloping glazed aperture with heavily bevelled glass. Flat brass bezel with five holding screws signed ‘E.S.Ritchie’ and numbered 5779. Side opening compartment for a lighted wick with drawer beneath. The compass is mounted in a heavy painted brass bowl with very fine copper pivot supporting the floating direction card. A diaphragm is located in the base of the bowl for temperature compensation. c.1910 E.S.Ritchie founded the business in 1850 to manufacture mechanical, electrical and scientific instruments. In 1857 he turned his attention to navigational instruments and begun making marine bearing compasses for the U.S.Navy before the American civil war. At the time the British admiralty dry mounted nautical compasses were considered by all navies and commercial shipping companies as the highest technological standard of the day, however, in 1860 Ritchie had received a US patent for the first successful and practical liquid-filled marine compass for general use. A major step forward in the technology of the compass. With the damping provided by the liquid, together with gimbal mounting, the floating card of the Ritchie compass...

Fine Georgian mahogany bow fronted stick barometer. Bow fronted glass set in front of the silvered register plate with sliding vernier controlled by an ivory turned knob. Concertina ...

George III stick barometer in a finely figured mahogany case with canted corners and architectural pediment surmounted by a central ivory finial. Exposed mercury tube with bulb ciste...

Negretti & Zambra Fine Edwardian oak cased barograph with bevelled glass panels and central chart drawer. Ten vacuum chambers linking ...

Solid brass ships LOC walkers cherubs mark II knot meter.

Antique Sailor's Folk Art Knot Board, circa 1880s, an intricate and elaborate array of approximately 41 bends, hitches, knots, splices, rigging and other fa...

Antique map titled 'Polynesia or Islands in the Pacific Ocean'. This map depicts various islands including the Lousiade Archipelago, Tahiti, Pitcairn Island, Juan Fernandez, The low ...

Antique map Germany titled 'Map of Germany as defined by the Peace of Paris'. Detailed antique map of Germany. Artists and Engravers: Engrav...

Original 1891 map of Massachusetts by Walker. Towns include Cambridge, Boston, Dedham, Ashland, Brookline, Newton etc... burl wood frame. Measures...

National Gallery of Art, Washington by John Walker. Published by Harry N. Abrams Incorporated, New York, NY, 1975. Hardcover with dust jacket. Director Eme...