REMOVE

1. daughters
2. suns
3. figures

WHAT

1. Visual works (hierarchy n … (2)
2. gray (2)
3. machinery (2)
4. brown (1)

More 

WHERE

1. Pullman, Washington (1)

WHO

1. Still, Clyfford (2)

WHEN

1. 1927 (1)
2. 1937 (1)