REMOVE

1. railroads
2. plants
3. black-and-white film
4. rock
5. 1920

WHAT

1. buildings (structures) (1)
2. exterior views (1)
3. fences (1)
4. grain elevators (1)
5. horizon line (1)
6. houses (1)
7. landscapes (representatio … (1)
8. rails (transit system ele … (1)
9. sky (1)
10. soil (1)
11. townscapes (representatio … (1)
12. trains (vehicle groupings … (1)
13. utility poles (1)
14. Visual Works (hierarchy n … (1)

WHERE

1. Killam, Alberta, Canada (1)

WHO

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

WHEN

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