REMOVE

1. trees
2. sky
3. berets
4. beards
5. houses
6. black-and-white film
7. barriers

WHAT

1. Visual Works (hierarchy n … (1)
2. artists (visual artists) (1)

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WHERE

1. New Windsor, Maryland (1)

WHO

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

WHEN

1. 1971 (1)