REMOVE

1. sky
2. roads
3. bow ties
4. girls
5. backdrops

WHAT

1. farming (2)
2. farms (2)
3. figures (2)
4. graphite (2)
5. horses (animals) (2)
6. machinery (2)
7. plows (agricultural equip … (2)
8. Visual works (hierarchy n … (2)
9. workers (2)

Less

WHERE

1. Killam, Alberta, Canada (2)

WHO

1. Still, Clyfford (2)

WHEN

1. 1930 (2)