Nautical Liquid Compass Made in 1920s

Brass and copper nautical compass on gimbals and housed in its original wooden box with brass lid closing hooks, signed Eugene M. Sherman Seattle U.S.A.Trade Dirigo Mark of the 1920...

Nautical magnetic compass, made in the USA in the 1930s. Bon état. Housed in its original box with wooden slot lid and mounted on gimbal. Box measures 12x12x8.5 cm - inches 4.8x4.8x...

Nautical compass on gimbal signed DIRIGO Eugen M. Sherman Seattle USA 1920s, mounted on custom-made walnut and brass board. Eight-twenty rose complete with protractor circle. The com...

Small brass travel compass with cover, instrument consisting of a magnetized needle free to rotate in a horizontal plane marking the direction of magnetic north. Eight-wind rose eng...

Historic photo on cardboard depicting Blackburn R-1 Blackburn in flight. Good condition. Cardboard measures 37.5 x 30 cm. The Blackburn R-1 Blackburn was a 1920s British single-en...

Prismatic compass pocket liquid and sensing signed F. Barker's & Son Makers London 1917, Pat No.29677/10, Futher Pat Pending, in use by British army officers during World War I. T...

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...

Vintage T. Cooke of London prismatic compass. Brass case with pierced sight line in the lid, folding prism, metallic gold tone face, and short stand able to be screwed onto a tripod ...

1920s Cameo Elegant cameo from the 1920s carved in a shell and decorated with gilded brass.Dimensions: 6x4x0.5 cm

1920s Cameo Elegant cameo from the 1920s carved in a shell and decorated with gilded brass.Dimensions:4x3x0.5 cm

1920s Cameo Elegant cameo from the 1920s carved in a shell and decorated with gilded brass.Dimensions:2,5x2x0.5 cm

1920s Cameo Elegant cameo from the 1920s carved in a shell and decorated with gilded brass.Dimensions: 4.5x4x0.5 cm