![Master Watchmaking Lesson 12](/media/uploads/2019/2/6/master-watchmaking-lesson-12.jpg)
Master Watchmaking Lesson 12
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Thomas Sweazey
A home study booklet on watch repair. Lesson 12: Factory Set Train Jewels. Sections 285-302.
A home study booklet on watch repair. Lesson 12: Factory Set Train Jewels. Sections 285-302.