This volume provides a definitive, practical study edition of William Walton's orchestral work, Siesta. The publication serves as a resource for conductors, musicologists, and students interested in the technical composition of Walton's mid-century orchestral output. By presenting the full score, the text allows for a detailed examination of the composer's orchestration techniques and harmonic language within a chamber ensemble framework.

Music scholars and conductors frequently utilize this edition for its clarity and adherence to the composer's original intent. It is regarded as a standard reference for those analyzing the structural nuances of Walton's chamber works.