Appleton's dictionary of machines, mechanics, engine-work, and engineering (1861)
Appleton, firm, publishers, New York. (1852, D. Appleton & Co.) · New York : D. Appleton · leaf 657
One face of the small filing-block/, Fig. 165*7, is also used for very small thin works, and which areprevented slipping from the file by the wooden ledge, or by pins driven in. In many instances, also,thin works are held upon a piece of cork, beneath which is glued a square piece of wood, that…
Mechanical engineering
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