REMOVE

1. windows
2. automobiles
3. branches (plant components)
4. bushes
5. sky

WHAT

1. banks (landforms) (2)
2. black-and-white film (5)
3. boys (2)
4. brick (clay product) (2)
5. buildings (structures) (2)
6. children (2)
7. coats (garments) (1)
8. columns (architectural el … (2)
9. domes (architectural elem … (1)
10. doors (1)
11. driveways (1)
12. exterior views (5)
13. fences (1)
14. fields (land) (2)
15. forests (plant communitie … (2)
16. freight cars (2)
17. fronts (architectural) (1)
18. garages (2)
19. hats (1)
20. hills (2)
21. houses (3)
22. lamps (lighting devices) (1)
23. landscapes (representatio … (1)
24. men (male humans) (2)
25. neighborhoods (2)
26. pillars (1)
27. pipes (smoking equipment) (1)
28. plants (5)
29. porches (3)
30. railings (balustrades) (2)
31. railroads (2)
32. rails (transit system ele … (2)
33. roads (2)
34. rock (2)
35. rubbish (2)
36. shades (coverings) (1)
37. shadows (1)
38. side views (1)
39. sidewalks (3)
40. signs (declatory or adver … (3)
41. soil (2)
42. stairs (2)
43. streets (2)
44. sunlight (1)
45. three-quarter views (1)
46. trains (vehicle groupings … (2)
47. trees (5)
48. utility poles (3)
49. Visual Works (hierarchy n … (5)
50. wheels (components) (2)
51. workers (2)
52. wrecks (sites) (1)
53. yards (areas) (3)

WHERE

1. New Windsor, Maryland (5)

WHO

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

More 

WHEN

1. 1966 (3)
2. 1969 (2)
3. after 1966 (1)