Metal-work; a handbook for teachers and students (1914)
Adam, Hugh M. [from old catalog], Evans, James Humphrey, [from old catalog] joint author · New York, Longmans, Green and co.; London, E. Arnold · leaf 185
Fig. 154. Fig. 155. … Fia. 15G. GRINDING 169 Punching and Shearing Machines.—Appliances for punchingand shearing plates and bars are essential in the handicraft-room. A combined machine has the advantage of savingspace, and a useful machine is shown at Fig. 153. Should itbe deemed advisable to have separate machmes, the…
Metal-work
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