American horological journal, devoted to practical horology (1869)
Miller, George B · New York, G. B. Miller · leaf 237
ll first class jewelry is toward a- reliance uponskilled labor rather than intrinsic value of thematerial used. Studs continue, as usual, of every possibleshape but of small size, and the bulk of themanufacture is spiral studs; of necessity a few i with stud backs are called for because every i… … Attachment fjr Live Spindle Lathe. One of the inconveniences in using the Jacotattachment to the live spindle lathe is in carry-ing the article while being operated on. Thisdifficulty may be overcome by the use of acarrier or dog, which will both hold the wheelor pinion in place and carry it at the…
Clocks and watches
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