Forms Derived from a Cube (Colors Superimposed) : three prints

SOL LEWITT (1928-2007) Forms Derived from a Cube (Colors Superimposed): three prints three screenprints in colors, on Somerset paper, 1991, each signed in pencil, numbered 'PP 3⁄3' (a printer's proof, the edition was 35 plus nine artist's proofs), published by Achenbach Graphics, Düsseldorf, Germany, each with full margins, in generally very good condition, framed Each Image: 30 x 30 in. (762 x 762 mm.) Each Sheet: 32 x 32 in. (813 x 813 mm.)(3)