- QUADRUM : Revue internationale d'art moderne - Rivista internationale d'arte moderna - International magazine of modern art - Internationale Zeitschrift für moderne Kunst . No. 16

Brussels, A.D.A.C, 1964. 1st Edition. Soft cover. QUADRUM : Revue internationale d'art moderne - Rivista internationale d'arte moderna - International magazine of modern art - Internationale Zeitschrift für moderne Kunst . No. 16 186 pages 268 x 210 mm, Printed text and profuse illustration in colour and monochrome throughout on glossy paper with inserted sections of better paper to each issue with reproductions of works by various artists, occasional tipped-in or folding plates, inserted errata slips as applicable; Original publisher's printed colour wrapper with titles and illustration, with a cover designed by Matta, issues loose in paper portfolios Fine/Fine.