REMOVE

1. soil
2. construction sites
3. black-and-white film
4. rivers
5. bushes

WHAT

1. banks (landforms) (1)
2. buildings (structures) (1)
3. construction equipment (1)
4. cranes (equipment) (1)
5. exterior views (1)
6. Grand Coulee Dam (dam) (1)
7. hills (1)
8. landscapes (representatio … (1)
9. machinery (1)
10. mountains (1)
11. railroads (1)
12. rails (transit system ele … (1)
13. rock (1)
14. rubbish (1)
15. scaffolds (1)
16. sheds (storage structures … (1)
17. signs (declatory or adver … (1)
18. sky (1)
19. towers (single built work … (1)
20. trees (1)
21. trucks (1)
22. Visual Works (hierarchy n … (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)