An unusual 19th-Century brass Islamic armillary sphere, an 2-inch (5cm.) diameter unengraved celestial globe at the centre held on a central axis inclined at an angle of approximately 23°, within six concentric meridians on the same axis, the first five being movable, all with engraved graduations in Arabic script on one face, the reverse of each stamped 22, the fixed outer meridian raised on a baluster turned column and plinth base -- 20¼in. (51.4cm.) high See Colour Illustration
An unusual 19th-Century brass Islamic armillary sphere, an 2-inch (5cm.) diameter unengraved celestial globe at the centre held on a central axis inclined at an angle of approximately 23°, within six concentric meridians on the same axis, the first five being movable, all with engraved graduations in Arabic script on one face, the reverse of each stamped 22, the fixed outer meridian raised on a baluster turned column and plinth base -- 20¼in. (51.4cm.) high See Colour Illustration
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