REMOVE

1. black
2. 1963
3. 1952

WHAT

1. black-and-white film (2)
2. branches (plant component … (2)
3. buildings (structures) (1)
4. close-up views (2)
5. doors (1)
6. exterior views (1)
7. farmhouses (1)
8. fences (1)
9. fields (land) (1)
10. freight cars (1)
11. fronts (architectural) (1)
12. ladders (1)
13. pillars (1)
14. plants (2)
15. porches (1)
16. railroads (1)
17. rails (transit system ele … (1)
18. rock (2)
19. shadows (1)
20. sidewalks (1)
21. sky (2)
22. soil (1)
23. stairs (1)
24. sunlight (1)
25. three-quarter views (1)
26. trains (vehicle groupings … (1)
27. trees (2)
28. Visual Works (hierarchy n … (2)
29. wheels (components) (1)
30. windows (1)
31. wrecks (sites) (1)
32. yards (areas) (1)

Less

WHERE

1. New Windsor, Maryland (1)
2. Westminster, Maryland (1)

WHO

1. Campbell, Sandra L. Still (1)
2. Clyfford Still; Still, Cl … (1)
3. Sandra L. Still Campbell; … (1)
4. Still, Clyfford (1)

More 

WHEN

1. 1961 (1)
2. 1969 (1)
3. after 1961 (1)