REMOVE

1. machinery
2. atmospheric perspective
3. construction sites
4. construction equipment

WHAT

1. banks (landforms) (1)
2. barriers (1)
3. black-and-white film (1)
4. bridges (built works) (1)
5. buildings (structures) (1)
6. clouds (1)
7. cranes (equipment) (1)
8. fences (1)
9. Grand Coulee Dam (dam) (1)
10. hills (1)
11. houses (1)
12. landscapes (representatio … (1)
13. mountains (1)
14. paths (1)
15. railroads (1)
16. rivers (1)
17. roads (1)
18. rock (1)
19. scaffolds (1)
20. sheds (storage structures … (1)
21. sky (1)
22. towers (single built work … (1)
23. townscapes (representatio … (1)
24. trees (1)
25. utility poles (1)
26. valleys (landforms) (1)
27. Visual Works (hierarchy n … (1)
28. wood products (1)

WHERE

1. Grand Coulee, Washington (1)

WHO

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

WHEN

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