Category:Hayden system duet concertina
See also Wikipedia article: en:Duet concertina#Types.
Media in category "Hayden system duet concertina"
The following 2 files are in this category, out of 2 total.
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Duet concertina デュエット・コンサーティーナ.jpg 1,151 × 1,037; 218 KB
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Hayden Duet Concertina 46 Key Bastari made in Italy.jpg 1,536 × 2,048; 2.09 MB
