REMOVE

1. shadows
2. sky
3. stairs
4. branches (plant components)
5. rock
6. streets
7. automobiles

WHAT

1. Visual Works (hierarchy n … (1)
2. black-and-white film (1)
3. bushes (1)

More 

WHERE

1. New Windsor, Maryland (1)

WHEN

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