Bridget Riley
Sequence Study with Wider Colours: Red, Blue, Yellow, Turquoise and Black, 1982
gouache and graphite on graph paper
12 x 14 1/8 in. (30.5 x 36 cm.)
Signed
gouache and graphite on graph paper
12 x 14 1/8 in. (30.5 x 36 cm.)
Signed