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 (1900)
De Vinne, Theodore Low, 1828-1914 · New York : Century Co. · leaf 356
The Benton punch-cutting machine. Height, 5 feet 4 inches; floor space, 22 x 28 inches. 361
Printing · Typography
Internet Archive · Cornell University Library · Public domain (published before 1931). Free to use for anything.
