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Item Type: Concertina
| Summary | Labels and Serial Numbers | End Frets | Fingering System | Straps and Holding Devices | Fret Baffle | Action Board | Reeds and Reed Pans | Bellows | Case and Other |
Fingering System
Fingering System: Piano-fingered "Jedcertina"
Fingering System Site Links: The piano Jedcertina layout is discussed by Brian Hayden here: http://www.concertina.com/williams/hayden-chat/index.htm
Key/Buttons Summary: 20 plus 1 dome-topped plastic keys, 10 plus 1 air button to RH, 10 keys to LH, in "piano" layout.
Keys/Buttons Quantity: 20 plus 1 flat-topped bone key
Keys/Buttons Material: Dome-topped plastic keys
Keys/Buttons Bushing: One pale felt washers.
Keys/Buttons Base Mounting: Turned bottom pegs of the buttons enter directly to holes in action board.
Air Button method: Air key has a larger brass spring, and is mounted upon a separate section of the action plinth.
Effects Buttons: None
