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. Aneroid barometer. Presentation piece, combined clock and barometer with thermometer. Gilded brass. Velvet lined stand. Inscription:"Presented to Captain F. J. McLachlan by A. McMillan & Son, Shipbuilders, Dumbarton, to commemorate the First
1877
National Maritime Museum

. Card-Mica covered with paper, blue with blue and black markings, graduated to 1/4 points and quadrantally in degrees. Needle- Four 5" long needles hang on rings and eyelets attached to four brass strips 2 x 6.25" and 2 x 4.25" long, attac
1877
National Maritime Museum

. Card-Mica covered with paper, blue with blue and black markings, graduated to 1/4 points and quadrantally in degrees. Needle- Four heavy needles, 2 x 6.5" and 2 x 4.5" long, each composed of threee laminations of steel, attached by rings and e
1877
National Maritime Museum

. The sextant has an anodized brass three-circle pattern frame and a wooden handle. The tangent screw and clamping screw are on the back of the index arm. The instrument has four shades, two grey, one green, and one red, and three horizon shades in green,
1877
National Maritime Museum