REMOVE

1. plants
2. railroads
3. black-and-white film
4. sidewalks
5. sky
6. rock
7. automobiles

WHAT

1. audiences (1)
2. brick (clay product) (1)
3. buildings (structures) (1)
4. campuses (1)
5. chairs (furniture forms) (1)
6. colleges (buildings) (1)
7. commencements (1)
8. exterior views (1)
9. fences (1)
10. flags (1)
11. men (male humans) (1)
12. platforms (general) (1)
13. podiums (platforms) (1)
14. railroad stations (1)
15. robes (main garments) (1)
16. shadows (1)
17. sitting (1)
18. stages (performances spac … (1)
19. students (1)
20. studios (work spaces) (1)
21. sunlight (1)
22. train sheds (1)
23. trains (vehicle groupings … (1)
24. Visual Works (hierarchy n … (1)
25. windows (1)
26. women (1)

WHEN

1. 1967 (1)