REMOVE

1. clouds
2. sky
3. railroads
4. paths
5. Buffalo, New York

WHAT

1. automobiles (2)
2. chickens (animals) (2)
3. dogs (animals) (2)
4. farming (4)
5. farms (4)
6. graphite pencils (4)
7. horses (animals) (2)
8. plows (agricultural equip … (2)
9. studies (2)
10. turkeys (animals) (4)
11. Visual works (hierarchy n … (4)
12. wagons (cargo vehicles) (2)

Less

WHO

1. Still, Clyfford (4)

WHEN

1. 1923 (4)