An original poster promoting the publication of Oz #4. London: June 1967. Variant issue, silkscreened in gold and blue on thin white paper. 75.4x50.2cm. (approx.) A rare colour variant, with the central image of the engraving reversed, ie. negative. Left edge unevenly trimmed; old corner pinholes and small blu tack remnants to corners of verso; a few faint handling creases, o/w Very Good plus.