REMOVE

1. houses
2. trucks
3. windows
4. service stations
5. plants
6. workers

WHAT

1. Visual Works (hierarchy n … (1)
2. automobiles (1)
3. buildings (structures) (1)
4. bushes (1)
5. color film (film) (1)

More 

WHERE

1. New Windsor, Maryland (1)

WHEN

1. 1971 (1)
2. ca. 1971 (1)