REMOVE

1. hills
2. trees
3. houses
4. paths
5. clouds
6. barriers

WHAT

1. Visual Works (hierarchy n … (2)
2. automobiles (2)
3. black-and-white film (2)
4. exterior views (2)

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WHERE

1. New Windsor, Maryland (2)

WHEN

1. 1966 (1)
2. 1968 (1)
3. after 1966 (1)