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 88
orite form of crown chuck, if we may judge by thenumber sold; it is mounted on a solid chuck, and also onthe stem, as shown. We also show the Scholer Crown chuck, which is verysimilar to the other in principle. The crown is held in posi-tion by a small brass ring, as shown in the illustration,…
Clocks and watches · Lathes
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