William J. Kolomyjec
Spatial Cylinders
1970-1975

Nicolas Schöffer
Spatiodynamique 03
1949

Nicolas Schöffer
Spatiodynamique Clock
1949

Nicolas Schöffer
Spatiodynamique Sculpture

Leslie Mezei
Spider web #1
1974

Leslie Mezei
Spider web #2
1974

Herbert W. Franke / Horst Helbig
Spiralnebel
1985

Lloyd Sumner
Spires of Contribution
1967

Norman White
Splish Splash One
1974

Norman White
Splish Splash Two
1975

Tony Longson
Square Tonal Drawing
1978

Leslie Mezei
Squares within squares #1
1967

Leslie Mezei
Squares within squares #2
1967

Vera Molnar
Squares, 1974
1974

Stained Glass Window
1963

Herbert W. Franke
Stanislav Lem

Karl Otto Götz
Statisch-metrische Modulation
1959/60

Béla Julesz
Stereodepth
1971

Zdeněk Sýkora
Still-life
1952

Béla Julesz
Strong Cyclopic Stimulus

Josef Albers
Structural Constellation
1955

Vera Molnar
Structures de quadrilatères
1986

Roman Verostko
Struggle
1994

William J. Kolomyjec
Struggle between Good and Evil
1970-1975

Vera Molnar
Struktur von Vierecken
1988

Kenneth C. Knowlton / Leon D. Harmon
Studies in Perception I - Telephone

Kenneth C. Knowlton / Leon D. Harmon
Studies in Perception II - Gulls

Kenneth C. Knowlton / Leon D. Harmon
Studies in Perception III - Gargoyle

Josef Albers
Study for a Graphic Tectonic
1941

A. R. Forrest
Stylized Cross
mid 1960s