REMOVE

1. trees
2. plants
3. sky
4. water
5. 1945
6. 1920

WHAT

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

WHERE

1. Alberta, Canada (1)

WHO

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

WHEN

1. between circa 1929 and ci … (1)