First edition, a Service de Presse (advance) copy. Handsome copy. Precious autograph inscription dated and signed by Michel Butor: "Cet exemplaire de second sous-sol a été offert à Pierre klossowski lors du (mot illisible) donné par Michel Butor à l'occasion de son demi-centenaire. Paris-Nice, le 14-28 septembre 1976" ["This copy of second sous-sol was offered to Pierre Klossowski during the (illegible word) given by Michel Butor on the occasion of his half-century. Paris-Nice, September 14-28, 1976"].