Faber New Choral Works. Par PITTS ANTONY. Anthony Pitts' XL is a setting of Psalm 40 for 40 singers.(8 x  SATBarB), which he describes as a companion piece for Tallis's masterpiece Spem in alium.  this piece is from the Faber New Choral Works Series introduces a wealth of new or recently written choral music to choirs in search of fresh repertoire. The series draws in a rich diversity of living composers and includes both lighter and more challenging contemporary works, offering a thrilling array of varied styles./ Répertoire / Soprano, Alto, Ténor, Baryton et Basse