REMOVE

1. sky
2. freight cars
3. farms
4. plants
5. bushes
6. 1920

WHAT

1. Visual Works (hierarchy n … (1)
2. Yaddo (1)
3. black-and-white film (1)
4. exterior views (1)

More 

WHERE

1. Yaddo, Saratoga Springs, … (1)

WHO

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

WHEN

1. 1934 (1)