Jean Claude Chapuis

Gravikords, Whirlies & Pyrophones

Gravikords, Whirlies, and Pyrophones (Experimental Musical Instruments)

Musique de verre et de cristal

Gravikords Whirlies & Pyrophones

Transparences, musique de verre et de cristal, vol. 1

Radical Glass Music #4

Gravikords, Whirlies & Pyrophones: Experimental Musical Instruments

Gravikords, Whirlies & Pyrophones (Experimental Musical Instruments)

Strings & Tings

Transparences Vol 1

Gravikords, Whirlies, and Pyrophones

Gravikords, Whirlies and Pyrophones