REMOVE

1. soil
2. rock
3. sky
4. railroads
5. 1936
6. 1937

WHAT

1. blue (2)
2. farming (2)
3. farms (2)
4. figures (1)
5. green (1)
6. houses (1)
7. maroon (2)
8. oil paint (2)
9. red (1)
10. Visual works (hierarchy n … (2)
11. wheat straw (1)
12. workers (1)
13. yellow (2)

Less

WHERE

1. Killam, Alberta, Canada (1)
2. Spokane, Washington (1)

WHO

1. Still, Clyfford (2)

WHEN

1. 1927 (1)
2. 1929 (1)