History of Technology in India, Vol. I: From Antiquity to c. 1200 A.D. v1.c12.s1.t13.2
History of Technology in India, Vol. I: From Antiquity to c. 1200 A.D. v1.c12.s1.t13.2
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v1.c12.s1.t13.2
A timber recovered from 30 m depth is dated 2356 years before present. Deep workings were formed in the centre of the lode and shafts have been sunk particularly on the hangingwall side to reach the lode at depth.