Surveying compass
Bowl- Brass, glazed and mounted in a wooden box with hinged lid. Fitted with a needle locking mechanism which is activated by lid of box closing on a brass stud.
Card-Dia. 2.3" (5.8cm) White enamel with black markings. Graduated to 32 points and quadrantally in degrees.
Needle-Length 2.3" (5.8cm) Steel edge bar type with jewelled pivot cap at centre.
O.A.Height 0.9" (2.3cm)
Card-Dia. 2.3" (5.8cm) White enamel with black markings. Graduated to 32 points and quadrantally in degrees.
Needle-Length 2.3" (5.8cm) Steel edge bar type with jewelled pivot cap at centre.
O.A.Height 0.9" (2.3cm)
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Object Details
ID: | NAV0432 |
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Type: | Surveying compass |
Display location: | Not on display |
Creator: | Unknown |
Date made: | circa 1800 |
People: | Graves, Adm |
Credit: | National Maritime Museum, Greenwich, London |
Measurements: | Overall: 25 mm x 88 mm x 90 mm |