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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: Maccann Duet.
Fingering System Site Links: www.concertina.com/maccann-duet/index.htm
Key/Buttons Summary: 81 Keys, made up of: 80 notes: 43 RH, 37 LH, plus one air-key.
Keys/Buttons Quantity: 81 Keys
Keys/Buttons Material: Dome-Nickel-plated keys with black plastic cores and pegs. The nickel caps have two crimped indentations below fret-level to secure them to their plastic cores.
Keys/Buttons Labelling: None
Keys/Buttons Bushing: Dark felt bushing to all keys, the bushings fixed to a large scalloped-shape softwood sheet pinned across the key area beneath the frets, the sheet bearing the "226" Batch Number..
Keys/Buttons Base Mounting: Standard peg, single very thick dark felt washer per key.
Air Button method: Single RH air Button, identical in design to note keys, but operating a large air valve pallet.
Effects Buttons: None
