Lisää soittimia valmistajalta: S.A. Cooperativa L'Armonica
A piano accordion
- Accordion type: Other keyboard systems
Piano accordions
Standard Bass Accordions
- Manufacturer: S.A. Cooperativa L'Armonica
- Model: A piano accordion
- Trade name: Cooperativa L'Armonica
Place of manufacture: Stradella, Italy
Time of manufacture: 1915–1918
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