-
Offering, c. 1965
-
Untitled, c. 1950s
-
Untitled, c. 1950s
-
Untitled, 1995
-
Untitled, 1991
-
Untitled, 1989
-
Untitled, 1984
-
Beyond I, 1979
-
Beyond II, 1979
-
Beyond III, 1979
-
Beyond Series , 1979
-
Erg XIII, 1977
-
Untitled, 1973
-
Untitled, 1968
-
Omicron V, 1961
-
Untitled, 1961
-
Untitled, 1960
-
Repetition, 1959
-
Untitled, 1955
-
Circle Path, 1952
-
Time, 1952
-
Untitled (Blue, Yellow, Red, Black), 1951
-
Untitled, 1949