American horological journal, devoted to practical horology (1869)
Miller, George B · New York, G. B. Miller · leaf 205
thinner acting part of the spring may easilybe formed in an eccentric chuck on the lathe. 38. It would beFig. 6. a simplification of the click-workto form the clickat the acting endof the spring, butthe click andspring are muchexposed to break,and in such a casethe replacing ofthe piece wouldbe a…
Clocks and watches
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