History of Technology in India, Vol. I: From Antiquity to c. 1200 A.D. v1.c14.s1.2
History of Technology in India, Vol. I: From Antiquity to c. 1200 A.D. v1.c14.s1.2
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v1.c14.s1.2
Molten metal, of pre-determined quality was now poured into the mould. Gradually hardened, it would receive the positive impression of the type found in negative on the mould. Some copper coins bearing device only on one side may have been minted following this process.