You might like Left Right Elements and Documents Employed Vladimir Velickovic 1979 Red and Brown Edo Murtic 1960 Linear Form (probably part of the model for the First Bijenkorf Project) Naum Gabo c.1954 Linear Form (possible part of the model for the First Bijenkorf Project) Naum Gabo c.1954 Natural Selection Sir Antony Gormley OBE RA 1981 Axehead Tony Cragg 1982 Stack Tony Cragg 1975 Moebius Strip John Ernest 1971–2 Dialogue with Death Mangelos (Dimitrije Bašicevic) 1971–7 Negation of Painting Mangelos (Dimitrije Bašicevic) 1951–6 Surface IX Ivan Picelj 1962 Suasum Ivan Picelj 1965