REMOVE

1. freight cars
2. automobiles
3. 1920
4. 1949
5. 1966

WHAT

1. arbors (1)
2. artists (visual artists) (1)
3. atmospheric perspective (1)
4. barns (1)
5. berets (1)
6. black-and-white film (1)
7. concrete block (1)
8. eyeglasses (1)
9. farms (1)
10. fields (land) (1)
11. forests (plant communitie … (1)
12. geometric patterns (1)
13. gloves (1)
14. men (male humans) (1)
15. neckties (1)
16. plants (1)
17. portraits (1)
18. rifles (long guns) (1)
19. sky (1)
20. studios (work spaces) (1)
21. suits (main garments) (1)
22. tie clasps (1)
23. trees (1)
24. Visual Works (hierarchy n … (1)
25. wood products (1)
26. yards (areas) (1)

WHERE

1. Westminster, Maryland (1)

WHO

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

WHEN

1. 1961 (1)
2. 1965 (1)
3. between 1961 - 1965 (1)