Copper in Ancient India c13.12
Copper in Ancient India c13.12
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c13.12
Hardening of iron by quenching, the process of, 9. Harris, 23. Heyne, on the use of copper of brass utensils, 64. Hiuen-Tsiang (7th century), on copper colossus of Buddha image at Nalanda, 2, 24, 25, 30; on the natural products, 62, on work of brass, 42. Honey-combing, 28.