Introduction and allegro appassionato op. 92 Introduction and Allegro appassionato in G major op. 92 Introduction and allegro op. 47 Introduction and allegro op. 47 / Elgar Allegro appassionato Op. 43 introduction and notes by Keith Wren introduction and notes by Keith Wren. introduction and notes by Patsy Stoneman. introduction and notes by Sally Minogue. Allegro appassionato, op.70