Equivocal Image, 1968
Structure, 1968
Abstract design, 1971, 11.6" x 16.4"
Abstract design, 1971, 10.9" x 14.3"
Red Circles Crossing Red Squares, 1971, 16.5" x 20"
Separation, 1971, 15.5" x 21.5" (Letratone/paint)
Twisting Column : I, 1971, 15.5" x 21.5"
Silver Progression, 1971, 12" x 12"silver Letrafilm on black card
Golden Hawk, 1971, 12" x 12"gold Letrafilm on black card
The Draper-Turner Multi-Level Car Park, 1977
Twist, 1980, ink on paper drawing