REMOVE

1. clouds
2. barriers
3. abstraction
4. 1970
5. 1908

WHAT

1. Visual works (hierarchy n … (1)
2. black (1)
3. blue (1)
4. oil paint (1)

WHERE

1. New York, New York (1)

WHO

1. Still, Clyfford (1)

WHEN

1. 1959 (1)
2. 1964 (1)
3. Abstract Expressionist (1)
4. between 1959 and 1964 (1)