Orchestra Under The Direction Of The Author (indicated on the label) Tracks: A1: Blues N°1 (2:15). A2: Valse (1:47). A3: Spiritual N°1 (3:25). A4: Slow (3:00). B1: Rumba (2:44). B2: Blues N°2 (4:12). B3: Spiritual N°2 (2:54). B4: Linda (2:11). Contributeurs: Michel Wallez: Alto Flute. Émile Douez: Composed By Conductor. André Guilbert: Flute. Christian Santer: Trombone. Rolande Charlet: Violin. Bernard Fonteny: Violoncello