Appleton's dictionary of machines, mechanics, engine-work, and engineering : illustrated with four thousand engravings on wood ; in two volumes (1873)
D. Appleton and Company · New York : D. Appleton and Co. · leaf 413
More general than the foregoing are the blast-furnaces for smelting lead. These are furnaces resemoling a cupola in which iron is smelted, more than any thing else; they are generally buUt in a roughmanner in appearance, but tlie inside of the fiu-nace coincides with a cupola; it is generally from…
Mechanical engineering · Mechanics · Engineering
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