REMOVE

1. sky
2. bushes
3. sidewalks
4. streets
5. houses
6. doorways
7. yards (areas)

WHAT

1. Visual Works (hierarchy n … (1)
2. black-and-white film (1)
3. branches (plant component … (1)
4. brick (clay product) (1)

More 

WHERE

1. New Windsor, Maryland (1)

WHEN

1. 1966 (1)
2. ca. 1966 (1)