REMOVE

1. rubbish
2. rivers
3. trees
4. barns
5. boats
6. machinery

WHAT

1. Visual Works (hierarchy n … (1)
2. aunts (1)
3. black-and-white film (1)
4. dresses (garments) (1)
5. families (kinship groups) (1)

More 

WHEN

1. 1920 (1)
2. 1940 (1)
3. between 1920 - 1940 (1)