Dover Dip
Needle Compass (Inclinometer), c. 1900
Signed "Dover, Charlton, Kent, Circle 206", for surveying the magnetic declination and magnetic dip, with dip needle in glazed mahogany case, detachable slot-in compass, silver scales, 2 magnifiers and 2 telescopic magnifiers, height 13 in.
Very rare!
Estimate: 700/1.200
US$ 950/1,600
Reserve: 300/US$ 405
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