Verdi, Giuseppe (composer), Rosary Rockford, Burton Parker, Ronald Worstell, John Reinhardt (Ruth Ann Riddle), Illinois Opera Group (performer), and Ludwig Zirner (director)
Mozart, Wolfgang Amadeus (composer), Burton Parker, Illinois Opera Group (performer), Ludwig Zirner (director), Sandra Watson, Rose Kinnear Jones, and William Leyerle
Puccini, Giacomo (composer), Dixie Rodehaver, Martha Rotter, Paul Sommers, Roger Cowen, Edward Levy, Burr McWilliams, Ronald Worstell, Kenneth Marshall, Joel Klein, Nina Steefel, Ann Ratzel (Barbara Goldman and others), Illinois Opera Group (performer), and Ludwig Zirner (director)
Mozart, Wolfgang Amadeus (composer), Gene Noland, Steve Emanuel, Phyllis Worthington, Ruth Ann Riddle (Martha Rotter), Illinois Opera Group (performer), and Ludwig Zirner (director)