REMOVE

1. hats
2. boys
3. hills
4. sky
5. farms

WHAT

1. Visual Works (hierarchy n … (2)
2. black-and-white film (2)
3. doors (2)
4. exterior views (2)
5. shadows (2)

More 

WHERE

1. New Windsor, Maryland (1)
2. Westminster, Maryland (1)

WHO

1. Campbell, Sandra L. Still (2)
2. Sandra L. Still Campbell; … (2)

WHEN

1. 1965 (1)
2. 1965 January (1)
3. 1972 (1)