files of pounds, and goes special design as through no less used in the arm- than 120 separate ory. The cut operations of drill- shown in Fig. 5 ing and milling was designed by before it has been George Kempater, brought down to one of the oldest the finished employes in the weight of 14 shops. The… … parts must work together system of making profiling \w, cutters introduced by Lieut. snugly, yet with great free- dom, and they must stand Dickson, in which the tur- long and hard usage without ret of a No. 34 P. & W. getting slack in the adjust- screw machine is provided ments or allowing…
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