Accordiola: Belgian manufacturer. Photographs of products. [English/German/Dutch]
Ballone Burini: Piano and chromatic button accordions. Product photographs and specifications. Castelfidardo, Italy. [English/Italian/French]
Ha-vent: Manufacturer of valves for accordions, chromaticas, and harps. [English/German]
Pietro Accordions: Accordion manufacturers. Includes instrument details and company profile.
Rossetti Accordions: Products and specifications.
Yanghzong Musical Instrument: China based manufacturer of accordions, guitars, violins, and melodicas.