REMOVE

1. sky
2. ca. 1962
3. 1949
4. after 1961

WHAT

1. black (1)
2. blue (2)
3. brown (4)
4. clouds (1)
5. farming (2)
6. farms (3)
7. figures (4)
8. green (1)
9. horses (animals) (1)
10. landscapes (representatio … (2)
11. machinery (2)
12. oil paint (4)
13. red (1)
14. Visual works (hierarchy n … (4)
15. wheat straw (1)
16. workers (4)
17. Yaddo (1)
18. yellow (4)

Less

WHERE

1. Yaddo, Saratoga Springs, … (3)
2. Killam, Alberta, Canada (1)

WHO

1. Still, Clyfford (4)

WHEN

1. 1934 (2)
2. 1929 (1)
3. 1935 (1)