REMOVE

1. plants
2. sky
3. barns
4. garages
5. clouds
6. benches (furniture)

WHAT

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

WHO

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

WHEN

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