The work Variations on the Theme "Cuncti Simus Concanentes" from the Llibre Vermell de Montserrat explores the theme through a series of matrices based on this theme, starting with a light movement that progressively moves on to different structural passages, gradually increasing in speed and culminating in a tremolo in the final chord.
It is a piece for a group of small-sized percussion instruments, which includes the somewhat exotic use of a set of crystal glasses and a Musical Saw. Sketch is not a technically difficult piece but is rather a short divertimento where the main challenge relies on the subtleties of the tone.
In Pinewood Waltz drums is treated as a classical percussion section. This work is a waltz from the first bar to the last, which requires virtuosic technique and deep musical knowledge of the player.