117. 117AR CONSTANTIN XENAKIS (1931-2020) Code de la route signé "Constantin Xenakis" en bas à droite; signé deux fois, titré et daté "CONSTANTIN XENAKIS / Code de la Route / 1977 / No 56" au revers acrylique sur toile 200 x 30 cm. (78 3/4 x 11 13/16in.) signed "Constantin Xenakis" lower right; signed twice, titled and dated "CONSTANTIN XENAKIS / Code de la Route / 1977 / No 56" on the reverse acrylic on canvas Expositions Brussels, Palais des Beaux-Arts, Europalia 82, Art Grec Contemporain, October 31 - November 28, 1982 (illustrated in the exhibition catalogue, vol. 2, p. 98).