REMOVE

1. moustaches
2. buildings (structures)
3. trees
4. artists (visual artists)

WHAT

1. Visual Works (hierarchy n … (1)
2. automobiles (1)
3. black-and-white film (1)
4. blouses (main garments) (1)

More 

WHO

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

WHEN

1. 1967 (1)