REMOVE

1. oil paint (paint)
2. musical instruments

WHAT

1. Visual works (hierarchy n … (1)
2. artificial light (1)
3. bars (commercial building … (1)
4. chairs (furniture forms) (1)
5. figures (representations) (1)

More 

WHERE

1. Nespelem, Washington (1)

WHO

1. Still, Clyfford (1)

WHEN

1. 1936 (1)
2. Regionalist (American Sce … (1)