88. Constantin Xenakis (French, born 1931) Telecommunication HHF / Commandements HHG signé 'Constantin Xenakis' (en haut à gauche) acrylique et technique mixte sur toile 100 x 65cm (39 3/8 x 25 9/16in). Peint en 1991. signed (upper left) acrylic and mixed media on canvas Exposition Thessaloniki, State Museum of Contemporary Art, Costakis Collection, Constantin Xenakis, Works 1980-2001, October-November 2003 (illustrated in the exhibition catalogue, pp. 31, 96).