History of Technology in India, Vol. I: From Antiquity to c. 1200 A.D. v1.c29.s1.t3.20
History of Technology in India, Vol. I: From Antiquity to c. 1200 A.D. v1.c29.s1.t3.20
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v1.c29.s1.t3.20
3. *Dikpariccheda* (determination of the cardinal points)