Richard Diebenkorn
28 (Kathan Brown), from 41 Etchings Drypoints, 1963-65
etching on rives bfk paper
plate 12 15/16 x 7 1/8in (32.9 x 18.1cm)
sight 17 1/2 x 14 3/8in (44.5 x 36.5cm)
Signed, 9/25 (there were also 10 artist's proofs)