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 470
h case removablefrom A. The patterns would be moulded irrespective of the cores, and the latter would be placedin the completed mould after the patterns were extracted. The cores themselves are made in aseparate mould termed a core-box, which is usually composed of two halves to admit of the…
Mechanical engineering -- Dictionaries
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