Bridget Riley
Untitled (Nineteen Greys), 1968
A set of four screenprints in 16 colours on Saunders board and a fifth print on acetate, presented with a grey portfolio box that includes a title page, colophon, preface by American art writer Gene Baro, and an end page
Paper and Image, each: 76.2 x 76.2 cm - 30 x 30 in
Edition of 75
Provenance
Rowan Gallery, London (their inkstamp on the backboards).