REMOVE

1. construction sites
2. roads
3. trees
4. rubbish
5. 1936

WHAT

1. banks (landforms) (1)
2. barriers (1)
3. black-and-white film (1)
4. close-up views (1)
5. construction equipment (1)
6. cranes (equipment) (1)
7. exterior views (1)
8. Grand Coulee Dam (dam) (1)
9. hills (1)
10. machinery (1)
11. mountains (1)
12. rock (1)
13. scaffolds (1)
14. sky (1)
15. soil (1)
16. towers (single built work … (1)
17. utility poles (1)
18. Visual Works (hierarchy n … (1)

WHERE

1. Grand Coulee, Washington (1)

WHO

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

WHEN

1. 1937 (1)
2. ca. 1936 - 1937 (1)