William Walton Edition. Par WALTON WILLIAM. This edition of Walton's Cello Concerto combines the scholarship of the Wiliam Walton Edition with the practical benefits of a study score, including an introduction by the editor. Written 1956, the work was commissioned by Gregor Piatigorsky and premiered by him the following year. Walton regarded this work as the best of his three solo concertos. / Niveau : Très Avancé / Répertoire / Violoncelle et Orchestre