Silkscreen, 27 x 30 cm, lo r. sign. with ballpoint pen Vasarely, framed under glass, unopened. - Expertise: with confirmation of the Vasarely Museum Budapest, 4th of June 1991. - French painter and graphic artist, since 1930 in Paris. V. is founder of and most prominent exponent of op art. Mus.: Pécz (Vasarely Museum), Budapest (Vasarely Museum), Aix-en-Provence (Museum Foundation Vasarely). Lit.: Holzhey: Vasarely (2005) a. others.