REMOVE

1. banks (landforms)
2. black-and-white film
3. windows

WHAT

1. automobiles (3)
2. barns (1)
3. birds (animals) (1)
4. boys (2)
5. branches (plant component … (2)
6. brick (clay product) (3)
7. buildings (structures) (4)
8. bushes (3)
9. children (2)
10. coats (garments) (2)
11. doors (1)
12. exterior views (4)
13. farmhouses (1)
14. farms (1)
15. farmyards (1)
16. fences (1)
17. fields (land) (4)
18. forests (plant communitie … (4)
19. freight cars (3)
20. garages (3)
21. hats (2)
22. hills (2)
23. landscapes (representatio … (3)
24. men (male humans) (3)
25. pipes (smoking equipment) (1)
26. plants (4)
27. porches (1)
28. railroads (3)
29. rails (transit system ele … (3)
30. roads (4)
31. rock (1)
32. rubbish (2)
33. sidewalks (1)
34. signs (declatory or adver … (3)
35. sky (4)
36. soil (4)
37. stairs (1)
38. trains (vehicle groupings … (3)
39. trees (4)
40. utility poles (4)
41. Visual Works (hierarchy n … (4)
42. wheels (components) (2)
43. workers (3)
44. wrecks (sites) (2)
45. yards (areas) (1)

WHERE

1. New Windsor, Maryland (3)

WHO

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

More 

WHEN

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