David Hockney, Patrick Caulfield - marks on a canvas - 1960s

(Affiche) MARKS ON A CANVAS. Museum am Ostwall Dortmund May 18 – July 13, 1969. Poster measuring 780 mm x 610 mm, black-and-white illustrations, title in blue, works by Patrick Caufield, Bernard Cohen, David Hockney, John Hoyland, Paul Huxley, Allen Jones, Mark Lancaster, Jeremy Moon, Bridget Riley, Richard Smith, John Walker, a few small tears and light scuffs at the edges, but a good and fine copy.