Vintage Sibylla Brand Accordion – 1930s, Working, GCF 12 Bass, Needs Tuning

This example features a 3-row (G/C/F) layout with 12 bass buttons and a distinctive curved keyboard, making it both collectible and playable. Era: 1930s (Klingenthal, Saxony, Germany). Needs professional tuning/service for optimal performance.

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