Papers and correspondence of 1969 involving or relating to Iannis Xenakis. With letters from Françoise Xenakis. This file was originally entitled 'Xenakis' and held in a packet marked 'Xenakis – 1965–1970 – files'.
Papers and correspondence relating to works of Iannis Xenakis whose copyright was not assigned to Boosey & Hawkes. With some copies of various agreements, and a letter from Emmanuel Jacquin of the Fédération Musicale Populaire. This file was originally entitled 'Xenakis – works for which w...