ed the machine which is represented in our en- there is one press in this city capable of printing the weight of metal be given in thickness to vertical graving. It consists of a short wooden bench, A, seven colors at one operation ; how correct this state- plates, the'same amount of resistance to… … volving from the work- color-rollers are at either TALPEY'S PATENT SAW BENCH. man instead of toward end of the platen a,nd him, as is usually the case. The operation of this tained. The resisting force of a plate is in propor- are actuated similarly to other rollers. The paper tion to its thickness…
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