REMOVE

1. soil
2. hills
3. plants
4. sky
5. 1931

WHAT

1. black-and-white film (1)
2. landscapes (representatio … (1)
3. trees (1)
4. Visual Works (hierarchy n … (1)

WHERE

1. Killam, Alberta, Canada (1)

WHO

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

WHEN

1. 1920 (1)
2. between 1920 - 1931 (1)