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Documents Cupola Furnace; A Practical Treatise on the Construction and Management of Foundry Cupolas .. (1899)

^.^-^T^ '''^^iL^TTSS-^r'- ^.S2& ' *^ Jikr'8S *r- ^ J^t< ^--^ >^^^ to I inch diameter, and are from 3 to 10 feet long. The hand bars…