A GERMAN 8-INCH ARMILLARY SPHERE Attributed to Johann Gabriel Doppelmayr, circa 1730-40 the brass armillary with central axis, bearing small earth ball, connected to index pointer for engraved hour ring, outer meridian ring engraved and graduated in four quadrants 0-90° , two colours with punched quadrants, the polar circles unmarked, tropics and equator punched and graduated 0-360° , engraved and punched ecliptic with houses of zodiac named and with their symbols; engraved and handcoloured octagonal paper horizon ring with scales for compass directions, calendar with saints days, decorative floral border; supported by four turned ebonized oak legs with bun feet united by stretchers and circular platform base. 12in. (30cm.) high
A GERMAN 8-INCH ARMILLARY SPHERE Attributed to Johann Gabriel Doppelmayr, circa 1730-40 the brass armillary with central axis, bearing small earth ball, connected to index pointer for engraved hour ring, outer meridian ring engraved and graduated in four quadrants 0-90° , two colours with punched quadrants, the polar circles unmarked, tropics and equator punched and graduated 0-360° , engraved and punched ecliptic with houses of zodiac named and with their symbols; engraved and handcoloured octagonal paper horizon ring with scales for compass directions, calendar with saints days, decorative floral border; supported by four turned ebonized oak legs with bun feet united by stretchers and circular platform base. 12in. (30cm.) high
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.jpg "Source: Christie's")
.jpg "Source: Christie's")
.jpg "Source: Christie's")
.jpg "Source: Christie's")
