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LATE 19TH CENTURY
细节
AN INDIAN ASTROLABE INSCRIBED IN SANSKRIT
LATE 19TH CENTURY
unsigned and undated, the throne decorated in relief, the limb divided 1-60 by 1 and marked by 5, the mater with a gazetteer, five plates etched one side only, the rete with 26 named star pointers; the reverse with triginometric quadrant, shadow square and six concentric quadrant arcs for the zodiac; pin and horse.
6in. (15.5cm.) diam.
LATE 19TH CENTURY
unsigned and undated, the throne decorated in relief, the limb divided 1-60 by 1 and marked by 5, the mater with a gazetteer, five plates etched one side only, the rete with 26 named star pointers; the reverse with triginometric quadrant, shadow square and six concentric quadrant arcs for the zodiac; pin and horse.
6in. (15.5cm.) diam.
出版
This is the examples described in: Sarma, Sreeramula Rajeswara. Indian Astronomical Instruments in German Collections (online publication, 2008), pp.17-23