REMOVE

1. sunlight
2. shadows
3. sky
4. sidewalks
5. automobiles
6. three-quarter views
7. shades (coverings)

WHAT

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

More 

WHERE

1. New Windsor, Maryland (1)

WHEN

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