Elgin National Watch Co. Material Specifications and Parts Reference Grades 41-80
Technical data sheet and parts list for Elgin National Watch Company grades 41 through 80. Comprehensive tabulated reference for component materials across Elgin's mid-to-high grade range, including arbors, bushings, cams, barrels, wheels, pinions, jewels, screws, and other horological components with exact material reference numbers for each grade. Essential reference documentation for identifying correct replacement parts for Elgin movements from this era.
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Document Details
- Format
- Pages
- 16
- Size
- 1.3 MB
- Category
- Watchmaking