REMOVE

1. sky
2. black-and-white film
3. 1977
4. 1936
5. 1963

WHAT

1. Visual works (hierarchy n … (1)
2. abstraction (1)
3. black (1)
4. gray (1)
5. oil paint (1)

WHERE

1. San Francisco, California (1)

WHO

1. Still, Clyfford (1)

WHEN

1. 1952 (1)