REMOVE

1. plants
2. railroads
3. black-and-white film
4. rivers

WHAT

1. banks (landforms) (1)
2. branches (plant component … (1)
3. bridges (built works) (1)
4. construction sites (1)
5. landscapes (representatio … (1)
6. scaffolds (1)
7. sky (1)
8. trees (1)
9. utility poles (1)
10. valleys (landforms) (1)
11. Visual Works (hierarchy n … (1)

WHERE

1. Spokane, Washington (1)

WHO

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

WHEN

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