271. 271AR JEAN DUBUFFET (1901-1985) Etendues, walls, 1960 (Webel, 617-634) Portfolio of eighteen black lithographs on Arches wove paper Thirteenth of the albums of black plates in the "Phénomènes" series, printed in an edition of twenty-two copies numbered I to XXII, plus two copies marked A and B, this one no. XXI, in a grey cloth-covered slipcase with two labels. Signed by the artist on the colophon Printed by Fequet et Baudier, Paris Sheet size: 63.5 x 45.5 cm Size of slipcase: 66.5 x 47.2 x 3 cm Portfolio comprising eighteen black lithographs on Arches wove paper, thirteenth album of the black plate series titled "Phénomènes", a work printed in only twenty-two numbered copies, from I to XXII, plus two additional copies marked A and B, this is copy n° XXI, presented in a grey cloth-covered case