REMOVE

1. windows
2. automobiles
3. buildings (structures)
4. houses
5. bushes
6. ca. 1971

WHAT

1. Visual Works (hierarchy n … (1)
2. banks (landforms) (1)
3. barns (1)
4. black-and-white film (1)

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WHERE

1. Maryland (1)

WHEN

1. 1961 (1)
2. after 1961 (1)