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. 8 small magnets contained in a plastic bag Magnets painted blue.
1915
National Maritime Museum

. A metal tube of 3" in length.
1915
National Maritime Museum

. Aircraft pelorus Frame: Grey painted alloy, with mounting bracket. Carries an alloy circle, graduated to 360 degrees, whcih can be rotated and set to course steered. Two lubber lines are engraved on frame 180 degrees apart, at centre of plate, attached
1915
National Maritime Museum

. Bowl- Black painted brass, filler plug at side, expansion chamber at base incorporated with glazed bottom. Inside of bowl painted white with four black lubber lines painted on side. Mounted in a black painted brass gimbal ring 10.25" (26cm) dia. Ca
1915
National Maritime Museum

. Bowl- Black painted brass, filler plug at side, expansion chamber at base under balancing weight. Inside of bowl painted white with four black lubber lines painted on side. Mounted in a black painted brass gimbal ring 6.75" (17.2cm) dia. Attached b
1915
National Maritime Museum

. Bowl- Brass painted black, glazed top and bottom, screw fill hole at centre top glass. Weight around circumference at bottom. White inside graduated to 360 degrees around inside wall. Black lubber line and set in gimbals. Card-Mica, paper covered, white
1915
National Maritime Museum

. Bowl: Dia 8.25" (21.0 cm) Grey painted brass, two filler plugs at side, two expansion chambers at side and an expansion chamber at base incorporated with glazed bottom of bowl. Inside of bowl painted white with a black wire lubber pointer projecti
1915
National Maritime Museum

. Card-A mica band 1" wide attached to the needles by a metal framework. The card is white with black markings graduated to 0-360 in degrees, the markings by normal and reverse. Needle-The six needles, in 3 pairs are held in a metal framework and to
1915
National Maritime Museum

. Liquid compass Bowl: Black painted metal, filler plug at side, expansion chamber at base. Inside of bowl unpainted, four lubber lines are provided on four strips attached to side of bowl. A glass bottom is fitted to the bowl and an electric lamp is pr
1915
National Maritime Museum

. Liquid compass Bowl: Grey painted brass, filler plug and air trap at top. Inside of bowl painted white. A white wire lubber line is mounted under verge glass. Mounted in a vertical grey painted metal ring, Dia. 7" (17.8cm) by two lugs fitted with s
1915
National Maritime Museum

. Magnet carrier, compass corrector, for Patt. 253 Square wooden block. Accommodating 4 E - W and 4 N - S magnets. Has four metal plates covering holes where magnets are inserted. Metal mounting plate attached to base of block. O.A. Height 3.3" (8.5c
1915
National Maritime Museum

. RAF Mark II, magnet carrier, compass corrector Aluminium tube for carrying corrector magnets. Tube pierced with eight holes fore and aft and eight holes athwartships ( for placing magnets in). Fitted with an aluminium sleeve which when in place covers h
1915
National Maritime Museum

. Weather forecaster A brass instrument consisting of three circular brass plates (dia: 12. cm, 10.2 cm & 8.7 cm) pivoted at the centre with a brass bolt. Plates engraved with a barometer scale (inches 28 - 31), wind directions and weather prognostic
1915
National Maritime Museum

. Wooden carrying box.
1915
National Maritime Museum

Pilot's compass Mark II. Designed for military aircraft at Royal Aircraft Factory, Farnborough, in 1915. Used during First World War and still in use in a mdified form in 1923. Bowl is spherical.
1915
National Maritime Museum

RAF Mark II. A compass designed at the Royal Aircraft Factory, Farnborough, in 1915 and known as RAF Mark II. This Mark II was the result of the experiments of Keith Lucas at Farnborough. The compass bowl is spherical, the verge glass being concave on it
1915
National Maritime Museum

. Bail Weight for the Sperry Gyro compass
c1915
National Maritime Museum