Letters to and from Herbert von Karajan, Chicago critic Roger Dettmer and others in preparation for benefit performances. Letters to publishers regarding a proposed Karajan biography (including a working outline). Also, drafts of unsent letters (to publishers and Karajan) regarding Karajan’s genius and spirituality. Miscellaneous material in German, including a 1955 edition of Der Spiegel, featuring Karajan. One letter from Adlai Stevenson.