American horological journal, devoted to practical horology (1869)
Miller, George B · New York, G. B. Miller · leaf 114
OKOLOGICAL JOtJKHAL. 107 proceed with the four sides, thus doing a jobin a short time that will excel simple un-guided hand work. Tool for Measuring Cylinders. The accompanying cut represents a toolfor getting the exact position for every partof a cylinder when it becomes necessary toreplace one,… … screw E; this bar is fastened in place, as thedrawing shows, by a small set screw Onscrew E is a small nut, D. Through the endof the lower arm of the tool is a smooth arbor,P, the lower projecting end screw cut, thenut, C, running on it; this centre is keptdrawn up against the nut by the spring…
Clocks and watches
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