History of Technology in India, Vol. I: From Antiquity to c. 1200 A.D. v1.c13.s2.t3.25
History of Technology in India, Vol. I: From Antiquity to c. 1200 A.D. v1.c13.s2.t3.25
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v1.c13.s2.t3.25
SW NE Bayle Hill Gunners Beck faggots, peat and ore stone wall round fire 2ft 0in C puddled clay melted lead openings for wind section on AB 5ft 0in A bowl shaped hollow pig B dry walling section on CD