
The accordina or a short history of wind accordions
Episode 09 – Mouth organ – R. Field and A. Hanson, 1902
Mouth organ
A diatonic harmonica on the front to which two sets of reeds have been added on each side, fed by a pipe in the centre into which one blows and controlled by the eight-button keyboard.

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Extract from the patent
To be continued…
Illustration: Mouth organ