REMOVE

1. construction sites
2. roads
3. hills
4. boats
5. 1936

WHAT

1. construction equipment (1)
2. fences (site elements) (1)
3. figures (representations) (1)
4. Grand Coulee Dam (dam) (1)
5. landscapes (representatio … (1)
6. oil paint (paint) (1)
7. rivers (1)
8. telephone poles (1)
9. Visual works (hierarchy n … (1)

WHERE

1. Nespelem, Washington (1)

WHO

1. Still, Clyfford (1)

WHEN

1. Regionalist (American Sce … (1)