REMOVE

1. soil
2. hills
3. plants
4. landscapes (representations)
5. 1920
6. 1931

WHAT

1. Visual Works (hierarchy n … (1)
2. black-and-white film (1)

WHERE

1. Killam, Alberta, Canada (1)

WHO

1. Clyfford Still; Still, Cl … (1)
2. Still, Clyfford (1)

WHEN

1. between 1920 - 1931 (1)