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Bandonion

Rheinisches System, 134 tones (bisonoric)

(Collection Oriwohl, Nr. 213)

Manufacture: Ernst Louis Arnold (Carlsfeld) 31.10.1922

With later range expansion by Wilhelm König from 126 to 134 tones.

In times without microphones and electric amplifiers, sound horns were the preferred means to make oneself heard sufficiently. Accordingly it was then also called a trumpet or trombone bandonion.