REMOVE

1. trees
2. hats
3. streets
4. blue
5. ink
6. berets

WHAT

1. Visual works (hierarchy n … (2)
2. farming (2)
3. farms (2)
4. figures, abstract (2)
5. gray (2)

More 

WHERE

1. Pullman, Washington (1)
2. Yaddo, Saratoga Springs, … (1)

WHO

1. Still, Clyfford (2)

WHEN

1. 1934 (1)
2. 1935 (1)