Ligeti, Gyorgy. (1923–2006) Typed Letter Signed, Organizing a Visit to the Institut für Neue Musik, Freiburg and giving details of a lecture on MahlerAn interesting typed letter signed from the important twentieth century composer, organizing the details of a lecture series at the Institut fr Neue Musik, Freiburg. Addressed to a Mr. Carl Johnson and dated February 23, 1969, the letter mentions Ligeti's travel arrangements from Vienna to Freiburg, his preference for a quiet hotel room ("bell ringing does not bother me, but cars very much do") and the details of his lecture series on "Form and