AN ASTROLABE RETE
ATTRIBUTED TO GEORG HARTMANN, CIRCA 1530
the
unsigned rete cut for 27 stars, the design typical of Georg Hartmann, the ecliptic divided into houses of the Zodiac and numbered by 10° with serrations on the outer edge for each degree, the named stars:
CAVDA CETI, VENTER CETI, MARIS CETI, OCVLVS, PES SIN ORIONIS, CANIS MAIOR, PROCION, HIDRA, REGVLVS, CRATER, CORVVS, SPICA, CAVDA, HIRCVS, GORGON, VMBI ANDROMADE, CRVS PEGASI, HVME EQVI, HOLOR, LIRA, VASA, ARCTVRVS, CORONA, MA SERPENTA, CA SERPENTARII, AQVILA, DELPHIN
5¼in. (13.5cm.) diameter
Discover more about the part this object played in the evolution of the modern PC in our
Christie’s Digest feature.