The watchmakers' lathe, its use and abuse; a story of the lathe in its various forms, past and present, its construction and proper uses (1903)
Goodrich, Ward L. [from old catalog] · Chicago, Hazlitt & Walker · leaf 231
amantine and oil or fine diamond powder,the latter making a very smooth and fast cutting tool forthis purpose. If properly made it is superior to the regularcutters in speed and smoothness of work. It is particularlyadvantageous on thin wheels, which are easily sprung whenusing the regular cutters,… … Fig. 212. Rounding-up Tool, showing wheel and pinion in position for work on them. perienced ones, are rather careless when fitting wheels onpinions. In many cases the wheel is simply held in the fin-gers and the hole opened with a broach, and in doing thisno special care is taken to keep the hole…
Clocks and watches · Lathes
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
