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Description: | 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.
caption: Record Shot - Do not reproduce. | Publisher: | "http://collections.rmg.co.uk/" | Rights holder: | "Royal Museums Greenwich" | Subjects: | liquid compasses | Source: | Royal Museums Greenwich | Identifier: | http://collections.rmg.co.uk/collections... | Go to resource |
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