Appletons' cyclopaedia of applied mechanics: a dictionary of mechanical engineering and the mechanical arts (1880)
D. Appleton and Company, Benjamin, Park, 1849-1922 · New York, D. Appleton · leaf 475
in at the timeof casting. This is called packing. Fig. 3149represents the packing of a mould for a largecylinder. Sweep-moulding for small work is illustrated in Figs. 3150 to 3158. Let it be required to producea casting such as is shown in Fig. 3150, a sort of pan or boiler, often used. Fig. 3153… … 3152. 3150. 3151.
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