Turbidity Study # 1, May 2013, 77 x 56 cm, watercolour, ink, PVA glue and enamel paint on paper. # 2, May 2013, 77 x 56 cm, watercolour, ink, PVA glue and enamel paint on paper. # 3, May 2013, 77 x 56 cm, watercolour, ink, PVA glue and enamel paint on paper. # 4, May 2013, 77 x 56 cm, watercolour, ink, PVA glue and enamel paint on paper. # 5, May 2013, 77 x 56 cm, watercolour, ink, PVA glue and enamel paint on paper.