Golden Section Painting: Parallelogram with Two Small Squares, 1974
110"x 68"
Gesso, glue, varnish, folded linen

Arena III, 1978
54 5/8" x 47"
Vellum, colored pencil, varnish, rag board

Roman Series IV, 1978
44 1/8" x 39 3/4"
Kraft paper, blue pencil, varnish, rag board