REMOVE

1. railroads
2. rivers
3. hills
4. black-and-white film
5. 1925

WHAT

1. banks (landforms) (1)
2. bridges (built works) (1)
3. buildings (structures) (1)
4. construction equipment (1)
5. construction sites (1)
6. fences (1)
7. landscapes (representatio … (1)
8. roads (1)
9. rock (1)
10. scaffolds (1)
11. sky (1)
12. utility poles (1)
13. Visual Works (hierarchy n … (1)

WHERE

1. Spokane, Washington (1)

WHO

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

WHEN

1. ca. 1925 (1)