REMOVE

1. sky
2. sidewalks
3. women
4. silver gelatin

WHAT

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