Chromatic Button Accordion (B-system) - a simple three-chord tune played in various keys

Les Titford demonstrates how to play a simple three-chord tune on his Black Diamond B-system chromatic button accordion:

Chromatic Button Accordion (B-system) - how to play a simple two-chord tune in four keys

Les Titford demonstrates how to play a simple two-chord tune on his Black Diamond B-system Chromatic Button Accordion:

Chromatic Button Accordion (B System): how to play major, minor and diminished chords

Les Titford demonstrates how to play major, minor and diminished chords on his Black Diamond B-system Chromatic Button Accordion:

Black Diamond B-system Button Accordion - a complete beginners' guide