LeWITT, Sol. Geometric Figures & Color.

(New York, NY): Harry N. Abrams, 1979. First edition. Softcover issue. Small square quarto. Unpaginated. Lewitt conceptually explores: “Circle, Square, Triangle, Rectangle, Trapezoid and Parallelogram in Red, Yellow and Blue on Red, Yellow and Blue.” The book is divided into three sections, each of which differ by background colour. A very good plus copy in printed wrappers.