Olivier Debré (1920-1999) Sign-character. 1992. Poster for an exhibition at the Saint-Quentin-en-Yvelines theater from October 13 to December 12, 1993. Lithography. Sheet size: 558x758. Printed in full color. A very fine proof on strong white vellum, one of 120 before the letter, numbered and signed in pencil. Small holes in the upper left corner. Full margins.