A 19th-Century glazed brass compass, unsigned , probably originally from a mining dial -- 14cm. 5½in.) diameter The brass face has a finely engraved wind rose with eight compass points and graduations in four quadrants around the circumference. There is a second outer degree scale, raised and silvered, graduated 1-360°. There is a thin blued-iron needle and the casing is made from brass. Slight irregularities to the edge of the base in two places suggest the compass was removed from a larger instrument.
A 19th-Century glazed brass compass, unsigned , probably originally from a mining dial -- 14cm. 5½in.) diameter The brass face has a finely engraved wind rose with eight compass points and graduations in four quadrants around the circumference. There is a second outer degree scale, raised and silvered, graduated 1-360°. There is a thin blued-iron needle and the casing is made from brass. Slight irregularities to the edge of the base in two places suggest the compass was removed from a larger instrument.
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.jpg "Quelle: Christie's")
.jpg "Quelle: Christie's")
