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 437
nd A, Fig. 2953, are representations of two pair of rollers for form-ing simultaneously the cap mould of each of the two brass domes for locomotive engines ; the rollersA, Fig. 2951, being for the purpose of creasing the metal, and the rollers A for finishing the twocap-moulds, which may be…
Mechanical engineering · Mechanics · Engineering
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