REMOVE

1. trees
2. paths
3. trucks
4. soil
5. sky
6. Nespelem
7. 1938

WHAT

1. buildings (structures) (1)
2. cliffs (1)
3. coastlines (1)
4. exterior views (1)
5. landscapes (representatio … (1)

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WHERE

1. Alberta, Canada (1)

WHO

1. Clyfford Still; Still, Cl … (1)
2. Still, Clyfford (1)

WHEN

1. 1920 (1)
2. 1945 (1)
3. between circa 1929 and ci … (1)