REMOVE

1. sunlight
2. shadows
3. curtains (window hangings)
4. boys
5. daughters
6. artists' materials

WHAT

1. black-and-white film (2)
2. buildings (structures) (2)
3. bushes (2)
4. cornstalk (2)
5. cranes (equipment) (2)
6. exterior views (2)
7. farmhouses (2)
8. farms (2)
9. fields (land) (2)
10. forests (plant communitie … (2)
11. freight cars (2)
12. landscapes (representatio … (2)
13. machinery (2)
14. men (male humans) (2)
15. plants (2)
16. railroads (2)
17. rails (transit system ele … (2)
18. sky (2)
19. tractors (agricultural eq … (2)
20. trains (vehicle groupings … (2)
21. trees (2)
22. utility poles (2)
23. Visual Works (hierarchy n … (2)
24. workers (2)
25. wrecks (sites) (2)

Less

WHERE

1. New Windsor, Maryland (2)

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. 1969 (2)