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Wind finding instrument - aircraft
Liquid compass
Instrument consists of a square piece of perspex (?) 6.0" x 6.0" (15.2 x 15.2 cm) which is inscribed with numerous horizontal lines. At centre is attached a brass alidade 12" (30.5cm) long, which is graduated from centre 0-80 in each direction. Mounted on a hollow brass rectangualar frame, one side of which is graduated 10-190. At one end of frame is secured a moveable brass arm.
Instrument consists of a square piece of perspex (?) 6.0" x 6.0" (15.2 x 15.2 cm) which is inscribed with numerous horizontal lines. At centre is attached a brass alidade 12" (30.5cm) long, which is graduated from centre 0-80 in each direction. Mounted on a hollow brass rectangualar frame, one side of which is graduated 10-190. At one end of frame is secured a moveable brass arm.
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Object Details
| ID: | ACO0387 |
|---|---|
| Type: | Wind finding instrument - aircraft |
| Display location: | Not on display |
| Creator: | Chaffer, C. |
| Date made: | 1933 |
| Credit: | National Maritime Museum, Greenwich, London, Admiralty Compass Observatory |
| Measurements: | Overall: 305 mm x 152 mm; 305 mm x 152 mm |
| Parts: | Wind finding instrument - aircraft |
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