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. Clinometer?. A vertical shaft carrying a dial, graduated by semi-circles 0-180, 0-180 and in hours, which can be tilted to latitude against a scale carried on its underside. Hinged sights are fitted to an alidade pivoted at the centre of the dial. One o
1889
National Maritime Museum

. Consists of a silvered brass bearing plate 8" (20.3cm) dia., graduated quadrantally in degrees, by semi-circles 0-180-0-180, and to 1/4 points. The plate can be rotated and set to the ships head against a lubber mark carried on the gimbal ring. At
1889
National Maritime Museum

. Dry compass A very light paper rim. White with black markings graduated to quarter points and quadrantally in degrees. The quadrantal markings consist of one normal and one reversed sets. There are silk threads running from the rim to an aluminium boss
1889
National Maritime Museum

. Dry compass card A very light paper rim. White with black markings graduated to quarter points and quadrantally in degrees. The quadrantal markings consist of one normal and one reversed sets. There are silk threads running from the rim to an aluminium
1889
National Maritime Museum

. Lid of box for the sun compass. Has the remains of a paper label adhered to the inside of the lid
1889
National Maritime Museum

. Shadow vane for the bearing plate?
1889
National Maritime Museum

. Tool? for the sun compass.
1889
National Maritime Museum