REMOVE

1. coats (garments)
2. beards
3. close-up views
4. signatures (names)

WHAT

1. artists (visual artists) (1)
2. backdrops (1)
3. black-and-white film (1)

More 

WHEN

1. 1970 (1)
2. 1979 (1)
3. between 1970 - 1979 (1)