All Double Combinations (Superimposed) of Geometric Figures (Circle, Square, Triangle, Rectangle, Trapezoid, Parallelogram) : twelve plates

SOL LEWITT (1928-2007) All Double Combinations (Superimposed) of Geometric Figures (Circle, Square, Triangle, Rectangle, Trapezoid, Parallelogram): twelve plates twelve etchings with aquatint, on black wove paper, 1977, each signed in pencil on the reverse, numbered 16/25 (there were also ten artist's proof sets), published by Parasol Press, Ltd., New York, generally in good condition, framed Each Sheet: 6 x 6 in. (152 x 152 mm.) (15)