REMOVE

1. sky
2. plants
3. farms
4. barns
5. Maryland

WHAT

1. artists (visual artists) (1)
2. barriers (1)
3. black-and-white film (1)
4. bushes (1)
5. Ensenada, Baja California … (1)
6. exterior views (2)
7. eyeglasses (1)
8. floral patterns (1)
9. fountains (2)
10. men (male humans) (1)
11. moustaches (1)
12. neckties (2)
13. pipes (smoking equipment) (2)
14. portraits (1)
15. silver gelatin (1)
16. suits (main garments) (1)
17. tile (materials) (1)
18. towers (building division … (2)
19. travel (1)
20. trees (2)
21. villas (1)
22. Visual Works (hierarchy n … (2)

WHERE

1. Ensenada, Baja California … (1)

WHO

1. Clyfford Still; Still, Cl … (1)
2. Douglas MacAgy (1)
3. MacAgy, Douglas (1)
4. Still, Clyfford (1)

More 

WHEN

1. 1949 (2)