his masterpiece Musica Callada (or the Voice of Silence) based on the mystical poetry of Saint John of the Cross. He was also influenced by the sounds and smells of the maritime quarter of Barcelona, the cry of seagulls, the sound of children playing and popular Catalan culture. He often dispensed with bar lines and key signatures. His music is rooted in the chord G–C–E–A–D, which he named Barri de platja (the Beach Quarter). Selected works Piano solo Impresiones íntimas (Intimate impressions), 9 miniatures, written 1911–1914 Pessebres (1914–1917) (Nativity Scenes) Scènes d'enfants (1915–1918) (Scenes of children; later orchestrated by Alexandre Tansman) Suburbis (1916–1917) (Suburbs; later orchestrated by Manuel Rosenthal) Cants màgics (1920) (Magic Songs) Fêtes lointaines (1920–1921) (Distant Celebrations) Charmes (1920–1921) Cançons i danses (1921–1979) (Songs and dances) Dialogues (1923) Préludes (1927–1960) Variations on a Theme of Chopin (1938–1957) (based on Chopin's Prelude No. 7 in A major) Paisatges (1942–1960) (Landscapes) El Pont (1947) Cançó de bressol (1951) (Lullaby) Música callada (Silent music or Voices of silence) (Primer cuaderno – 1959, Segundo cuaderno – 1962, Tercer cuaderno – 1965, Cuarto cuaderno – 1967) Voice and piano L'hora grisa (1916) (The grey hour) Cuatro melodías (1925) (Four melodies) Comptines (1926–1943) (Nursery Rhymes) Combat del somni (1942–1948) (Dream combat) Cantar del alma (1951) (Soul Song) Canciones becquerianas (1971) (Songs after Bécquer) Ballets Don Perlimpin (1956; written with Xavier Montsalvatge) Choral Los Improperios (The Insults), for chorus and orchestra (1964; written in memory of Francis Poulenc) L'Ocell daurat (The Golden Bird), cantata for children's choir (1970) Guitar Suite Compostelana for guitar (1962; composed for Andrés Segovia) "Cançó i dansa No. 10" (Sobre dos Cantigas del Rei Alfonso X), originally for piano (1953), transcribed for guitar by the composer (undated manuscript) "Cançó i dansa No. 13" (Cançó: El cant dels ocells; Dansa (El bon caçador)) for guitar (1972) Recordings Mompou himself recorded a few of his piano pieces for EMI in 1950 and then a much larger portion of his piano output, including the Musica callada, for Ensayo in 1974, when he was over 80 years old. The later recordings have been released in a boxed set of 4 CDs by Brilliant Classics. For decades, other pianists rarely recorded his works, with major figures such as Arthur Rubinstein, Guiomar Novaes, Magda Tagliaferro, and Arturo Benedetti Michelangeli recording just a handful of his pieces. In the late 1950s, Mompou's wife, Carmen Bravo, recorded some of