Prolegomena: this first part contains the texts of three lectures given by Y.Grimaud on the general theme of music from the oral tradition:

« Some aspects of polyphony in primitive music »
« Some features relating to music of oral tradition »
« Reflections on some of the aesthetic problems of our time. »

Berber Songs of Kabylia: this second part deals with the oral tradition itself through the recording of monodies from the Berber vocal music of Kabylia. Notes, interviews, … shed some light on these songs from the depths of time.