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LicenseMagnetic variation compass (?), European, 1700-1730
Science Museum Group
© The Board of Trustees of the Science Museum
.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]
Details
- Category:
- Surveying
- Object Number:
- 1986-654
- Materials:
- brass (copper, zinc alloy), copper (alloy), iron, zinc plate, lead alloy, wood (mahogany), glass and cotton (fibre)
- type:
- magnetic compass
- credit:
- Christie's South Kensington Limited
