Пабло Казальс Largo из Ксеркса

The master cellist plays a transcribed version of Handel s Largo. In any work the musical element has the upper hand over the colour of the instruments for which the work was written. The strictly musical value is above the instrumental value, and it predominates. Why then shouldn t it be transferred to other instruments Bach did it constantly; why shouldn t we do it Casals br, br,