Lisää soittimia valmistajalta: Fa. G.A. Schlott & Söhne
Mod. IV
- Accordion type: Piano accordions
Standard Bass Accordions - Manufacturer: Fa. G.A. Schlott & Söhne
- Model: Mod. IV
- Trade name: Arioso
Place of manufacture: Swota, German Reich
Time of manufacture: 1930–1935
Registers: 0+0
Voices: 2+?
Notes: 25 (c-c)
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