REMOVE

1. banks (landforms)
2. rock
3. black-and-white film
4. Spokane, Washington

WHAT

1. Visual Works (hierarchy n … (1)
2. bridges (built works) (1)
3. buildings (structures) (1)

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WHO

1. Clyfford Still; Still, Cl … (1)
2. Still, Clyfford (1)

WHEN

1. 1925 (1)
2. ca. 1925 (1)