REMOVE

1. boys
2. roads
3. authors
4. sky

WHAT

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

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WHERE

1. 48 Cooper Square, New Yor … (1)
2. San Francisco, California (1)

WHO

1. Still, Clyfford (2)

WHEN

1. 1949 (2)
2. 1950 (1)