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. Bowl-Grey painted alloy, filler plug at side, expansion chamber incorporated with glass bottom of bowl. Base of bowl carries a heavy balancing ring. Inside of bowl silvered with two black lubber lines carried on bright metal strips secured to side 180 d
1938
National Maritime Museum

. Fitted square wooden box containing in the lid a test certificate of the Deutsche Seewarte Hamburg, dated 18 February 1938.
1938
National Maritime Museum

. Sextant miscellaneous part
1938
National Maritime Museum

. Sextant shaded eyepiece. Green.
1938
National Maritime Museum

. Sextant sight tube.
1938
National Maritime Museum

. Sextant telescope, erect image
1938
National Maritime Museum

. Sextant telescope, erect image, with wide objective lens (star finder).
1938
National Maritime Museum

. Sextant telescope, inverted image with cross wires.
1938
National Maritime Museum

. The sextant has an anodized brass triangle-pattern frame and a wooden handle. The tangent screw and clamping screw are positioned on the back of the index arm. The instrument has four shades, two red, one green, and one orange, and three horizon shades,
1938
National Maritime Museum

Mark 3A. Liquid compass Bowl: Brass, grey painted, fitted with filler plug at side and an expansion chamber at base. The bowl is set in an outer case having provision for vibration damping. Inside of bowl painted white. Fitted with a black wire lubber lin
1938
National Maritime Museum