Jürgen Brickmann
K7/9B/86
1986

Jürgen Brickmann
K7/xxx/86
1986

Herbert W. Franke / Peter Henne
KAES-Kurve
1969

Nicolas Schöffer
KYLDEX 1
1973

Karl Otto Götz
Kapsyl
1962

Manfred R. Schroeder
Karen
1968

Masao Kohmura / Fujio Niwa / CTG Japan
Kennedy in a Dog
1967 / 68

Masao Kohmura / Fujio Niwa / CTG Japan
Kennedy in a Rectangle
1967 / 68

Haruki Tsuchiya / CTG Japan
Kennedy in the Net
1967 / 68

Vilko Žiljak
Ki
1972

A. Michael Noll
Kinetic Sculpture - Random Motion
mid 1960s

Wolfgang Zach
Klangobjekt
1999

Koji Kusabuka
Koji Kusabuka (title unkown 1)
2006

Gottfried Jaeger
Komposition aus 3.8.14.2
1973

Erwin Steller
Kopf, Narziß, Lichtspuren, Diptychon
1989

Krajina Landscape

Frieder Nake
Kreis-Variation Nr. 3 (4/5/1965)
1965

Georg Nees
Kreisbogengewirre
before 1969

Aron Warszawski
Kreisscharen I
1972

Peter Balla
Kreuz K1
1965

Herbert W. Franke
Kristallblume

Krystallos
mid 1960s

Georg Nees / Ludwig Rase
Kubo-Octaeder
1971

Klaus Basset
Kubus

Georg Nees
Kugel Nordwestnadir
1986

Georg Nees
Kugel Schräggang

Georg Nees
Kugel in Kugel

Kenneth C. Knowlton
L-6
1966

Tomislav Mikulic
LINED
1973

Edward Zajec
LMC 352404
1976