| Description | Notes and sketches relating to Die Enfuhrung aus dem Serail (also known as The Abduction, by Mozart The Rise and Fall of the City of Mahagonny by Betolt Brecht, both directed by John Dexter at the Metrolpolitan Opera House, New York; notes relating to Lotte Lenya; sketches relating to Stravinsky performance; notes and sketches relating to Galileo directed by John Dexter. |