REMOVE

1. towers (building divisions)
2. windows
3. exterior views
4. sunglasses

WHAT

1. Visual Works (hierarchy n … (1)
2. artists (visual artists) (1)
3. churches (buildings) (1)
4. color film (film) (1)

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WHERE

1. Washington, District of C … (1)

WHO

1. Stephan, John Walter (1)

WHEN

1. 1968 (1)