REMOVE

1. curtains (window hangings)
2. houses
3. bushes
4. black-and-white film
5. buildings (structures)

WHAT

1. Visual Works (hierarchy n … (1)
2. children (1)

More 

WHERE

1. Westlock, Alberta, Canada (1)

WHEN

1. 1946 (1)
2. after 1946 (1)