REMOVE

1. moustaches
2. doors
3. spouses
4. trees
5. black-and-white film

WHAT

1. buildings (structures) (1)
2. cliffs (2)
3. coastlines (2)
4. exterior views (2)
5. houses (1)
6. landscapes (representatio … (2)
7. mountains (1)
8. oceans (1)
9. rock (2)
10. silver gelatin (2)
11. sky (1)
12. townscapes (representatio … (1)
13. utility poles (1)
14. Visual Works (hierarchy n … (1)
15. waterfalls (natural bodie … (1)

WHERE

1. Alberta, Canada (1)
2. California (1)

WHO

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

WHEN

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