Forging; a manual of practical instruction in the hammering, working, forming, and tempering of wrought iron, machine steel, and tool steel, including details of the modern process of electric welding,

Forging; a manual of practical instruction in the hammering, working, forming, and tempering of wrought iron, machine steel, and tool steel, including details of the modern process of electric welding, by John Lord Bacon... - Chicago, American school of correspondence, 1909. - 3 p. �., 112 p. front., illus., plates, diagrs. 25 cm.

09002270


Forging.

TT215 / .A447 1909