REMOVE

1. houses
2. combines
3. bushes

WHAT

1. Visual Works (hierarchy n … (2)
2. artists (visual artists) (2)
3. black-and-white film (2)
4. coats (garments) (2)
5. eyeglasses (2)

More 

WHERE

1. Greenwich, Connecticut (1)
2. New York, New York (1)

WHO

1. Diane Still Knox; Diane K … (1)
2. Knox, Diane Still (1)
3. Stephan, John Walter (1)

WHEN

1. 1956 (1)
2. 1956 April 11 (1)
3. 1958 (1)