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Description: | Card-Mica painted black with white markings, graduated to 1/2 points and decorated East point.
Needle-Two thin flat needles of lozenge shape, 3.35" (8.5cm) in length, attached to card by light wire framework which also carries the pivot cap.
Pivot- Cone-shaped cap with jewel at top, screwed through wire framework which carries the needles.
caption: Record Shot - Do not reproduce. | Publisher: | "http://collections.rmg.co.uk/" | Rights holder: | "Royal Museums Greenwich" | Source: | Royal Museums Greenwich | Identifier: | http://collections.rmg.co.uk/collections... | Go to resource |
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