Minerals and Metals in Ancient India v1.c6.2
Minerals and Metals in Ancient India v1.c6.2
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v1.c6.2
18.3 Horizontal Section through the Furnace (Craddock, P.T. : Early Zinc Production in India, Mining Magazine, January 1985)
Minerals and Metals in Ancient India v1.c6.2
18.3 Horizontal Section through the Furnace (Craddock, P.T. : Early Zinc Production in India, Mining Magazine, January 1985)