May 68 A batch of posters by M. Butor and B. Dufour, M.-A. Fardoulis-Lagrange and R. Matta, P.-A. Gette, J. Marti, J. Pichette, J. Silva. Lithograph. 6 proofs on thin vellum or strong white vellum , the one by Marti signed in pencil. Some marginal folds. 6 0 x 40 cm (one 67 x 51.5 cm). Joint: Ben (Benjamin Vautier, says) (born in 1935) at home I'm confused I would like not to be interrupted . (Vive la révolution sexuelle), before 1968 Autograph in collaboration with Daniel Biga ( born in 1940). Print on strong vellum, signed by both artists and numbered in pencil. Edition of 75 proofs. 82 x 42 cm. Set of 7 p.