Magnetic variation compass (?), European, 1700-1730. Fitted with 8.5cm needle, set in 23cm x 23cm brass plate, with gnomon and plumbline 30 degree variation scale, hours, and 180 outer scale. [shows time, mag. and geog. south]
- Object Number:
- brass (copper, zinc alloy), copper (alloy), cotton (fibre), glass, iron, lead alloy, wood (mahogany) and zinc plate
- magnetic compass
- furnishing and equipment
- measuring device - instrument
- Christie's South Kensington Limited
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