L'Orgue de Valere (1390): The world's oldest keyboard music on the world's oldest playable organ - Bovet, Guy; Bach, Johann Sebastian 1685-1750; Gabrieli, Giovanni c. 1554/57-1612; Guami, Gioseffo 1542-1611; Trabaci, Giovanni Maria 1580-1647 (Switzerland Gallo)
Keywords: Notre-Dame de Valère (Sion, Switzerland); 16th Century (1501-1600); 17th Century (1601-1700); 18th Century (1701-1800); Organ music; Canzona; Fantasia; Fugue; Sion (Switzerland)