REMOVE

1. barns
2. trees
3. black-and-white film
4. wells (structures)
5. buildings (structures)
6. women

WHAT

1. Visual Works (hierarchy n … (2)
2. artists (visual artists) (2)
3. barriers (2)
4. eyeglasses (2)

More 

WHERE

1. Ensenada, Baja California … (1)
2. New York, New York (1)

WHO

1. Diane Still Knox; Diane K … (1)
2. Knox, Diane Still (1)

WHEN

1. 1949 (1)
2. 1958 (1)