REMOVE

1. landscapes (representations)
2. sky
3. exterior views
4. plants
5. water
6. 1945

WHAT

1. reflections (perceived pr … (1)
2. silver gelatin (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)