REMOVE

1. trees
2. black-and-white film
3. eyeglasses
4. portraits
5. hats
6. 1964

WHAT

1. Niagara Falls (waterfall) (1)
2. Visual Works (hierarchy n … (1)
3. artists (visual artists) (1)

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WHERE

1. Niagara Falls, Ontario, C … (1)

WHO

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