Hood, Grant · Kansas City, Mo. : Kansas City Jeweler and Optician · leaf 243
jewelsshould pass through the balance jewels far enough that thecap jewel will force it back enough to free the cone. About as poor a specimen as I have seen is shown in Fig.15. How any one could let such a piece of work leave his 235 MODERN METHODS IN HOROLOGY. place of business is very hard to… … Fig. i6. no shape to the pivots, in fact, there is but little resem-blance to a staff, yet even this was in use for some time. Itmay have been made by some beginner, even in that case heshould have made a different use of his practice work. Many workmen do not understand how to harden andtemper a…
Clocks and watches
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