Carpenter, William Benjamin, 1813-1885, Dallinger, W. H. (William Henry), 1842-1909 · Philadelphia, Blakiston · leaf 438
ernier may be slidden up the in-cline ; but it is much more accurate to control its movement with the THE TH0J1A MICROTOME 405 micrometer-screw. The point of it in fig. 345, t, works on the polishedplane of an agate cone. The thread in which the sere* works Uheld firmly in its place by the milled… … Fig. 34l>.—Cylinder for use with jaws. an elevation of the object of y1;;,, mm. The barrel or drum, K,situated on the axis of the screw, is divided into fifteen parts ; eonsequently the interval of each division corresponds to an elevation of1 (mYo mm. There is also an action by means of a…
Microscopy
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