A SANSKRIT ASTROLABE
A SANSKRIT ASTROLABE

NORTH INDIA, LATE 19TH CENTURY

Details
A SANSKRIT ASTROLABE
NORTH INDIA, LATE 19TH CENTURY
the mater engraved with stereographic projection, the rete with pointers for 20 named stars, the outer scale of 360° numbered by 60 subdivisions of 6°, the reverse with double shadow square and alidade with sighting tube
12½in. (32cm.) long

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