REMOVE

1. fields (land)
2. railroads
3. black-and-white film
4. 1940

WHAT

1. buildings (structures) (1)
2. bushes (1)
3. exterior views (1)
4. farms (1)
5. fences (1)
6. freight cars (1)
7. grain elevators (1)
8. landscapes (representatio … (1)
9. paths (1)
10. plants (1)
11. platforms (general) (1)
12. roads (1)
13. signs (declatory or adver … (1)
14. sky (1)
15. trains (vehicle groupings … (1)
16. utility poles (1)
17. Visual Works (hierarchy n … (1)

WHERE

1. Killam, Alberta, Canada (1)

WHO

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

WHEN

1. 1920 (1)
2. between 1920 - 1940 (1)