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. An azimuth circle of the Kelvin type with "arrow up" and " arrow down" type prism and lens tube mounted on a black-painted brass frame. A brass fitting is provided at the centre to house a shadow pin and a round bubble spirit level i
1939
National Maritime Museum

. An earth conductor compass, or Teleguide, designed for tanks by Major Chapman. There were three items in the outfit but two could not be found in 1953. All that remains is the course setting device. This compass was produced in 1939; the inventor appare
1939
National Maritime Museum

. Bowl- a brass bowl set on springs in a brass binnacle. Grey on outside with white interior it has an angled lubber bracket. There is a metal diameter across the base which supports the pivot. Expansion chamber at base. Card- White with black markings gr
1939
National Maritime Museum

. Bowl: Dia 8.25" (21.0 cm) Black painted brass, two filler plugs at side, expansion chamber at base incorporated with glazed bottom. Inside of bowl black with four white painted wire lubber lines projecting vertically from the bottom. Fitted with a
1939
National Maritime Museum

. Dry card for boat's compass with two 80mm edge needles. Signed "W. LUDOLPH BREMERHAVEN", Germany.
1939
National Maritime Museum

. Fitted wooden box for the azimuth circle
1939
National Maritime Museum

. Lead taffrail sheave, wooden block iron sheave.
1939
National Maritime Museum

. Liquid compass Bowl: Grey-painted brass, filler plug at side, expansion chamber at base with frosted glass cover. Inside of bowl painted white, with black-painted wire lubber line 0.75" (1.9 cm) long, extending from edge of bowl towards centre. M
1939
National Maritime Museum

. Liquid compass
1939
National Maritime Museum

. Liquid compass - aircraft. Attached to wooden board with ACO0582. Bowl: Black painted aluminium, it is not possible to see the filler plug or expansion chamber as a sealed cover is persent. Fitted with a domed verge glass which has a lubber line moun
1939
National Maritime Museum

. Shadow pin for the azimuth circle
1939
National Maritime Museum

. Shadow pin for the azimuth circle.
1939
National Maritime Museum

. The sextant has an anodized brass three-circle pattern frame and a wooden handle. The white plastic micrometer drum and a clamp are located at the bottom of the index arm. The instrument has four green shades and three green horizon shades. Index- and h
circa 1939
National Maritime Museum

. This compass, for which Schilovsky claimed vast sums from the War Office, consists of a bare compass needle in a shallow metal bowl 1.75" in diameter inside a larger wooden one 2.75" diameter gimballed in a wooden container. It was intended to
1939
National Maritime Museum

. Telescope eyepiece cap made from white metal. The top of the cap has concentric circle detail and a sliding closure over a round hole.
about 1939
National Maritime Museum

. This achromatic telescope has a tapering leather-covered barrel and silvered-brass fittings, including a single draw tube, a sliding sunshade and a pivoted eyepiece cover. The objective lens cap is missing and the leather covering is now badly damaged.
about 1939
National Maritime Museum