6 Gray Mirrors, 2003
Arena, 1997
Birdcalls, 1972/1981
Crouching Spider, 2003
Declaration of Intent, 1969
Map of Broken Glass (Atlantis), 1969
MAR. 24, 1974, 1974
North, East, South, West, 1967/2002
Raum 19, 1968
Shadows, 1978–79
Steel Containing Salt, 1990
Sun Tunnels, 1973–76
The Paradoxical Absolute, 1958
Times of the Day I, 1974–75
Times Square, 1977/2002
Untitled, 1991
Untitled, 1962 c.
Untitled (from Ten Vertical Constructions [rust red variation]), 1977–79
untitled (to Jan and Ron Greenberg), 1972–73
Wall Drawing #411B: Isometric figure with progressively darker gradations of gray ink wash on each plane, 1984