You might like Left Right Colour Structure 1 (trial proof) David Leverett 1971 Colour Structure 2 (trial proof) David Leverett 1971 Screen Test Michael Morris 1967 Untitled Timothy Drever 1969 Dial Set Three Gordon House 1966 Untitled Rory McEwen 1969 Geometry? Joe Tilson 1965 Roof Structure [illustration for ‘Folio 4, Dances 20-23’] Ian Tyson 1971 Red Assembly Brian Rice 1964 Goran Nasai Brian Rice 1963 Kuroi Brian Rice 1963 Painted Unit Relief Matt Rugg 1963