REMOVE

1. trees
2. farms
3. farmhouses
4. automobiles
5. roads
6. construction equipment

WHAT

1. DeSoto automobile (1)
2. Visual Works (hierarchy n … (1)
3. clouds (1)
4. color film (film) (1)

More 

WHERE

1. Westminster, Maryland (1)

WHO

1. Still, Clyfford (1)
2. Still, Patricia (1)

WHEN

1. 1963 (1)