Each carefully graded book comprises 10 sets of 10 exercises for technical challenges. Intended as a framework for study rather than a manual of technique. Exercises kept short and simple - the emphasis on mastering the technique rather thannote-reading.Each carefully graded book comprises 10 sets of 10 exercises for technical challenges. Intended as a framework for study rather than a manual of technique. Exercises kept short and simple - the emphasis on mastering the technique rather thannote-...