REMOVE

1. railroads
2. trucks
3. fields (land)
4. ladders
5. buildings (structures)

WHAT

1. artists (visual artists) (1)
2. barriers (1)
3. black-and-white film (1)
4. bushes (1)
5. concrete block (1)
6. hills (1)
7. landscapes (representatio … (1)
8. men (male humans) (1)
9. plants (1)
10. portraits (1)
11. profiles (figures) (1)
12. shadows (1)
13. sky (1)
14. sunglasses (1)
15. sunlight (1)
16. trees (1)
17. utility poles (1)
18. Visual Works (hierarchy n … (1)
19. woods (plant communities) (1)
20. yards (areas) (1)

WHERE

1. Westminster, Maryland (1)

WHO

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

WHEN

1. 1964 (1)