REMOVE

1. biographies
2. art critics
3. ink

WHAT

1. barns (1)
2. benches (furniture) (1)
3. black-and-white film (1)
4. buildings (structures) (1)
5. bushes (1)
6. clouds (1)
7. concrete block (1)
8. driveways (1)
9. exterior views (1)
10. farms (1)
11. fields (land) (1)
12. forests (plant communitie … (1)
13. garages (1)
14. lamps (lighting devices) (1)
15. landscapes (representatio … (1)
16. plants (1)
17. sky (1)
18. trees (1)
19. utility poles (1)
20. Visual Works (hierarchy n … (1)
21. windows (1)
22. wood products (1)
23. yards (areas) (1)

Less

WHO

1. Campbell, Sandra L. Still (1)
2. Sandra L. Still Campbell; … (1)

WHEN

1. 1961 (1)
2. after 1961 (1)