baritone vocals, liner notes Paul Hillier bass vocals Michael George countertenor vocals David James design Terry Shannon tracks 2, 3, 5 to 8, 13 to 15 edited by Siegbert Ernst tracks 1, 4, 9 to 12 engineer Antony Howell tracks 2, 3, 5 to 8, 13 to 15 engineer, executive-producer Robert von Bahr ensemble The Hilliard Ensemble executive-producer Cecile Kelly executive-producer Edward Perry liner notes [french translation] Marianne Fernée-Lidon liner notes [german translation] Hans Jürgen Wienkamp painting Ambrogio Lorenzetti tracks 1, 4, 9 to 12 producer, edited by Mark Brown tenor vocals John Potter tenor vocals Rogers Covey-Crump Phonographic Copyright (p) Hyperion Records Limited Copyright (c) Hyperion Records Limited Recorded At Church Of St. Jude-on-the-Hill, Hampstead Recorded At St John-at-Hackney, London Manufactured By PDO, UK Duration 61:52 Recorded on 30, 31 March 1987 (2, 3, 5 to 8, 13 to 15) at St John-at-Hackney, London, and 22 February 1989 (1, 4, 9 to 12) at Church Of St. Jude-on-the-Hill, London. Front illustration: The effects of good government (fresco fragment, 1337-1340) by Ambroglio Lorenzetti. Palazzo Publico, Siena, Italy.