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Zademack-Bandonion

System: Zademack, 118 tones (unisonoric, logical)

(Collection Oriwohl, Nr. 195)

Manufacture: Co. Fritz Micklitz (Altenburg, Thuringia) 1911

2-choirs (8'+4'), 1 bisonoric key: f/fis

The not patented model developed by Julius Zademack, was soon copied by other instrument makers.