Pocket magnetic compass

Made:
1792 in World
Brass pocket compass, compass card divided in degrees Pocket magnetic compass, metal case

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Creative Commons LicenseThis image is released under a CC BY-NC-SA 4.0 Licence

Buy this image as a print 

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Brass pocket compass, compass card divided in degrees
Science Museum Group
© The Board of Trustees of the Science Museum

Pocket magnetic compass, metal case
Science Museum Group Collection
© The Board of Trustees of the Science Museum

Brass pocket compass, compass card divided in degrees, engraved on reverse "H.149", unsigned, c.1792

Details

Category:
Navigation
Object Number:
1916-76
Materials:
brass (copper, zinc alloy), glass, card and ink
Measurements:
overall: 75 mm x 52 mm x 12 mm, .075kg
type:
magnetic compass
credit:
Mr. Evan Roberts