REMOVE

1. backdrops
2. shadows
3. automobiles
4. cardigans
5. plants
6. children

WHAT

1. Visual Works (hierarchy n … (2)
2. balconies (2)
3. black-and-white film (2)
4. brick (clay product) (2)
5. bushes (2)

More 

WHERE

1. New Windsor, Maryland (2)

WHEN

1. 1966 (1)
2. 1967 (1)
3. after 1966 (1)