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 570
down to its bed by meansof a lever and a cam operated by a thumb-latch, instead of being wedged in, as in the commonbench-plane; and when thus fastened it can be readily set forward or withdrawn as desired bymeans of the thumb-screw, which is placed under the bed-piece and convenient to the right…
Mechanical engineering -- Dictionaries
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