REMOVE

1. trees
2. sky
3. sunlight
4. stairs
5. campuses

WHAT

1. branches (plant component … (1)
2. buildings (structures) (1)
3. colleges (buildings) (1)
4. color film (film) (1)
5. exterior views (1)
6. lamps (lighting devices) (1)
7. shadows (1)
8. towers (building division … (1)
9. utility poles (1)
10. Visual Works (hierarchy n … (1)
11. windows (1)

WHERE

1. San Francisco, California (1)

WHO

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

WHEN

1. 1970 (1)
2. ca. 1970 (1)