LINE AND ABSTRACTION: Nasreem Mohamedi "Untitled', c.1970. (ink and graphite on paper) (INDIA)
LINE AND EXPRESSION: Gego 'Sin titulo', 1968. (ink on paper) (VENEZUELA)
LINE AND ABSTRACTION: Agnes Martin 'On a Clear Day', 1973. (pencil on paper) (CANADA)
LINE AND EXPRESSION: Louise Bourgeois 'Untitled", 1971. (charcoal and watercolour on paper) (FRANCE)
LINE: Frank Stella 'Black Series', 1967. (lithograoh on paper) 9USA)
LINE AND ABSTRACTION Emily Kame Kngwarreye 'Yam Dreaming I' 'Yam Dreaming II', 1995. (polymer on canvas) (INDIGENOUS AUSTRALIA)
LINE AND MARK-MAKING: John Zorn 'No Title', 2017. (graphite on paper) (USA)
LINE AND FORM: Dezider Toth 'Lullaby (Uspavanka)', 1976-78. (pen on paper) (SLOVAKIA)
LINE AND STRUCTURE: Josef Albers 'Structural Constellation', 1941. (ink on graph paper) (GERMANY)
LINE AND FORM: Sun Se-Ok 'People', c.1990. (ink on mulberry paper) (SOUTH KOREA)
LINE: Gego iSin Titulo' 1963. (ink on paper) (GERMANY/VENEZUALA)
LINE: Bridget Riley 'Study for Polarity', 1964. (graphite and gouache on paper) (USA)
LINE AND MARK-MAKING: Julie Mehretu 'Atlantic Wall', 2008-9. (ink and acrylic on canvas) (ETHIOPIA/USA)
LINE AND COMPOSITION: Ellsworth Kelly 'Study for La Combe II', 1950. (pencil on paper) (USA).
LINE AND COMPOSITION: Lygia Pape 'Untitled', 1959. (pen and black ink on cream Japanese paper) (BRAZIL)
LINE AND SCULPTURE: Barbara Hepworth 'Sculpture with Colour (Forms and Colour)', 1941. (gouache, oil paint and graphite on paper) (UK)
LINE AND EXPRESSION: Eva Hesse 'Untitled', 1959-60. (brown ink on paper) (GERMANY)
LINE AND ABSTRACTION: Ibrahim El-Salahi 'Untitled', 2008. (SUDAN)
LINE AND MARK-MAKING: Cy Twombly 'Untitled', 1966. (wax crayon on canvas) (ITALY/USA)
LINE AND FORM: Hiroyuki Doi 'Untitled', 2008. (ink on wasabi paper) (JAPAN)