REMOVE

1. books
2. exhibition openings
3. art collections
4. Kellein, Thomas

WHAT

1. automobiles (1)
2. boys (1)
3. exterior views (1)
4. farmers (1)
5. fields (land) (1)
6. group portraits (1)
7. hills (1)
8. landscapes (representatio … (1)
9. men (male humans) (1)
10. platforms (general) (1)
11. silver gelatin (1)
12. sky (1)
13. trees (1)
14. Visual Works (hierarchy n … (1)

Less

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)