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Date: |
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Description: | CAPTAIN CHETWYND'S PATENT No 25965/06 DENT & CO & JOHNSON Ltd LINWOOD, N.B. & LONDON
DENT & CO & JOHNSON Ltd
Bowl: Brass painted black. Glazed. White inside with black lubber spike. Fill hole onn side. Tripod mount on base with screw.
Card: White with black markings graduated to 360 deg. Black dome float at centre.
Needle: Two needles in tubes held to underside of card by two screws.
Pivot: Not seen
Azimuth circle: Has front and back sights. Hinged front sight has an open arch with wire. Back sight fixed with prism with peep hole and slit.
Tripod: 19.5" (49.5 cm) closed down
O.A. Height 4.5" (11.4 cm)
AUDIT - One part needing numbering.
Inscription.
caption: Record Shot - Do not reproduce. | Publisher: | "http://collections.rmg.co.uk/" | Rights holder: | "Royal Museums Greenwich" | Subjects: | liquid compasses | Source: | Royal Museums Greenwich | Identifier: | http://collections.rmg.co.uk/collections... | Go to resource |
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