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Description: | N403 Pope's Patent Dipping Needle 11, BALL-ALLEY STREET, LONDON No 20 in ms
POPE'S PATENT DIPPING NEEDLE COMPASS,LONDON
Card-Mica covered with paper, white with black markings, graduated to 1/4 points.It is perforated by eight circular holes irregularly spaced. A slot 6.5" long, 0.7" wide with expanded centre, 1.6" diameter, is cut in the N-S line of card, to accommodate the needle.
Needle- Flat bar magnet expanded at centre to accommodate pivot cap. north end marked "N". Has red paint at tip. South end marked "S" and has black paint at tip. Length 6.5" (17cm), width 0.5" (1.3cm).
Pivot- Cone-shaped brass pivot cap with large jewel at top. Held in position by brass framework.
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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