L5934-005

Amplitude Compass Long Caption: Used for measuring magnetic variation from the apparent bearing of the Sun's rising or setting. Credit line: © National Maritime Museum, Greenwich, London Object: NAV0462 Artist: Ferreira Date: 1780 Medium: rosewood; brass; glass; paper; wax Size: 203 mm x 361 mm x 361 mm Click here to buy a bespoke print of this image.