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Level
Telescope-18.4" (46.7cm) long. O.G. dia 1.25" (3.2cm). Inverting (cross wires missing) fitted with O.G. lens cap. A sirit level 9.1" (23cm) long is attached at the centre of telescope. The casing of the spirit level is graduated 0-18, 0-18, 0-18, 0-18.
Stand-The telescope is mounted on a stand 11.4" (29cm) long by two "Y" mounts. The stand has an articulated tripod socket head attached at its centre, whcih incorporates a rack and pinion mechanism operated by a tangent screw for levelling the instrument.
Stand-The telescope is mounted on a stand 11.4" (29cm) long by two "Y" mounts. The stand has an articulated tripod socket head attached at its centre, whcih incorporates a rack and pinion mechanism operated by a tangent screw for levelling the instrument.
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Object Details
| ID: | NAV1427 |
|---|---|
| Type: | Level |
| Display location: | Not on display |
| Creator: | Unknown |
| Date made: | circa 1750 |
| Credit: | National Maritime Museum, Greenwich, London, Caird Collection |
| Measurements: | Overall: 50 mm x 468 mm x 218 mm |
| Parts: | Level |