e has a number as tangents to the different circles, and to suit F F, being operated by the pitman, G, attach- Patent on some important improvements in of holes arranged in a coneentric circle near the different holes in the arcs described. ed to the arm, H, and drawing alternately the spinuing of… … Pound of litharge is added, and one pound and a half of umber, together with three buckles, Cand C’, are caused to slide upon pounds fresh sI sl three poands of the square gnide-posts, LL. For the purpose oilcake. This whole mast be carefully arms, E E, are made as shown in Fig. 2, and of straining…
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