Roy Lichtenstein-Paris Review Poster-Print, 1967, Published by Leo Castelli Gallery, New York, and this particular copy was owned by Leo Castelli himself and was loaned to the Pasadena Art Musuem for the Roy Lichtenstein Retrospective. The museum exhibition catalog accompanies the print. There is a Leo Castelli Gallery sticker on the back of the print, and the frame was made so that sticker is visible from the back of the frame. BEYOND RARE WITH GREAT PROVENANCE!!PLEASE NOTE: The provenance of the artwork is that it went from Leo Castelli (Leo Castelli Gallery, NY) who lent it the Pasadena Art Museum exhibition, and then to Jack Glen (Jack Glen Gallery Los Angeles) to the current owner back in the 1990's. Jack Glen's wife is Constance Glen who curated the Rauschenberg and Rosenquist print retrospectives.