Anthony Guerrera cello method.

Extraordinary cello playing.

He entered the room trailing his 'cello-bag beside him and plucking peevishly at its drawstrings, and although Aunt Victoria quite roused herself at the sight of him, he received his introduction to her with reprehensible indifference.

Two minutes after he's met a girl his voice takes on the 'cello note.

Alan's voice with its deep cello quality was vibrant with emotion.