Cooke, Josiah Parsons, 1827-1894 · Boston, Little, Brown and Company · leaf 468
in which is mounted the long, steel screw H. This screwis confined at its two ends by brass collars, in which it turnsfreely. On the top of the iron frame moves the carriage B, towhich the tube to be divided is fastened. Motion is communi-cated to this carriage by the screw H, which plays through a… … Kg. 346. is attaclied to a very ingenious apparatus for regulating thelengths of the division-lines, making every fifth and tenth linelonger than the rest. This dividing apparatus is supported onthe upright piece of iron, P, which is itself firmly fastened to theframe of the engine. The whole value…
Matter · Heat
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