International Postwar Art Brut Dubuffet, Jean Jeux et congrès. 1959. Colour lithograph on Arches Velin (with watermark). 49.5 x 38 cm (65 x 50 cm). Signed, dated, titled and numbered. – A small puncture hole in the upper white margin; occasional slight ink smudges in the margins. Overall in very good condition. A magnificent, richly coloured print with full margins and a hand-made edge on two sides. Webel 678 – One of 30 copies. Colour lithograph on Arches wove paper (with watermark). Signed, dated, titled and numbered. - Small pinhole in the upper white margin; occasional slight traces of colour in the margins. Overall in very good condition. A splendid, highly saturated impression with full margins and a deckle edge on two sides. - One of 30 copies.