REMOVE

1. barns
2. trees
3. doors
4. bushes
5. black-and-white film
6. rooftops

WHAT

1. Visual Works (hierarchy n … (1)
2. atmospheric perspective (1)
3. buildings (structures) (1)

More 

WHERE

1. New Windsor, Maryland (1)

WHEN

1. 1967 (1)
2. ca. 1967 (1)