 He subsequently sang at Milan's La Scala (1951), the Glyndebourne Festival (from 1954 on) and London's Royal Opera House, Covent Garden (1954, 1956 and 1958).Cuénod was known for his roles as Basilio in Mozart's "The Marriage of Figaro", the Astrologer in Rimsky-Korsakov's "The Golden Cockerel", and a role written for him by Stravinsky, Sellem in "The Rake's Progress".In pre-war Vienna and Paris, he frequented aristocratic salons and worked with Nadia Boulanger, with whom he made a pioneering set of recordings of madrigals by Monteverdi in 1937; after the war, the new early-music boom relied heavily on his light, unmannered, natural sound.