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 1. Key.
 2. Jack.
 3. Jack-operating spring.
 4. Cushion limiting rebound of jack.
 5. Button and screw regulating escapement of hammer.
 6. Hammer-butt and operating face.
 7. Hammer-butt pivot.

 8. Hammer-shank.
 9. Hammer-head.
10. Check.
11. Damper-lifter.
12. Damper-head.
13. Action-rails.

Author

Theory and Practice of Piano Construction
With a Detailed, Practical Method for Tuning
By William B White
Published in 1906
Available from gutenberg.org

Posted on

Tuesday 23 February 2021

Keywords

musical instrument

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• Technology / Musical Instruments

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