REMOVE

1. tipis
2. sky
3. plants
4. soil
5. roads
6. barriers
7. neckties

WHAT

1. Visual Works (hierarchy n … (1)
2. artists (visual artists) (1)
3. beards (1)
4. black-and-white film (1)
5. coats (garments) (1)

More 

WHERE

1. New Windsor, Maryland (1)

WHEN

1. 1970 (1)
2. 1980 (1)
3. between 1970 - 1980 (1)