The practice of typography; a treatise on the processes of type-making, the point system, the names, sizes, styles and prices of plain printing types (1899)
De Vinne, Theodore Low, 1828-1914 · New York : The Century co. · leaf 24
Typ«-moiild without matrix, and with atype of the letter H in the mould. … One half of the mould.
Printing · Typography
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