REMOVE

1. houses
2. trees
3. automobiles
4. workers
5. yards (areas)
6. service stations

WHAT

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

More 

WHERE

1. New Windsor, Maryland (1)

WHEN

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