REMOVE

1. plants
2. sky
3. trees
4. water
5. silver gelatin
6. 1945

WHAT

1. exterior views (1)
2. landscapes (representatio … (1)
3. reflections (perceived pr … (1)

WHERE

1. Alberta, Canada (1)

WHO

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

WHEN

1. 1920 (1)
2. between circa 1929 and ci … (1)