
Tut Ench Amon

Twenty -System Human Figure Walking
1968

Twenty-Element Figure Placed in Cockpit Geometry
around 1966-69

Twist
1970-1975

Two Men on Edge
1988

Two Space
1979

Two Steinberg drawings transformed

Two Studies for Herbert W. Franke
1971

Two Thousand Improvisations
2000

Two scales of randomness
1967

Two-Color Plotter Graphic
1973

Ulmer Hocker
1954
Ultra deep field
2005

Universal Declaration of Human Rights

Universal Mandala CS-1-6

Universal Mandala EL-1-17

Universal Mandala EL-1-59

Universal Mandala LP-1-55

Untitled # 81
1987

Untitled (Bild 1)

Untitled (Bild 10)

Untitled (Bild 11)

Untitled (Bild 12)

Untitled (Bild 13)

Untitled (Bild 14)

Untitled (Bild 16)

Untitled (Bild 17)