REMOVE

1. hills
2. silver gelatin
3. buildings (structures)
4. automobiles
5. fences

WHAT

1. exterior views (1)
2. horizon line (1)
3. landscapes (representatio … (1)
4. men (male humans) (1)
5. pipes (conduits) (1)
6. roads (1)
7. sidewalks (1)
8. signs (declatory or adver … (1)
9. sky (1)
10. storefronts (1)
11. townscapes (representatio … (1)
12. utility poles (1)
13. Visual Works (hierarchy n … (1)
14. women (1)

WHERE

1. Alberta, Canada (1)

WHO

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

WHEN

1. 1920 (1)
2. 1945 (1)
3. between circa 1929 and ci … (1)