REMOVE

1. rubbish
2. sky
3. rock
4. hats
5. soil
6. automobiles

WHAT

1. exterior views (2)
2. ink (2)
3. landscapes (representatio … (2)
4. mountains (2)
5. postcards (2)
6. rivers (2)
7. roads (2)
8. trees (2)
9. Visual Works (hierarchy n … (2)

Less

WHERE

1. Banff, Alberta, Canada (2)
2. Oregon (2)

WHEN

1. 1915 (2)
2. 1950 (2)
3. circa 1915 to circa 1950 (2)