REMOVE

1. scaffolds
2. rock
3. clouds
4. railroads
5. buildings (structures)
6. barriers
7. eyeglasses

WHAT

1. Visual Works (hierarchy n … (1)
2. artists (visual artists) (1)
3. automobiles (1)
4. bushes (1)
5. color film (film) (1)

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WHERE

1. Newport, Rhode Island (1)

WHEN

1. 1968 (1)