American Foundry Practice: Treating of Loam, Dry Sand, and Green Sand Moulding, and containing a Practical Treatise upon the Management of Cupolas, and the Melting of Iron. By TD WEST, Practical Iron Moulder and Foundry Foreman. Second edition, with numerous...
Hops: Their Cultivation, Commerce, and Uses in Various Countries. A Manual ... - Página 5
de Peter Lund Simmonds - 1877 - 135 páginas
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