REMOVE

1. backdrops
2. plants
3. black-and-white film
4. sitting
5. automobiles
6. buildings (structures)

WHAT

1. Visual Works (hierarchy n … (1)
2. balconies (1)
3. bushes (1)

More 

WHERE

1. New Windsor, Maryland (1)

WHEN

1. 1966 (1)
2. after 1966 (1)