REMOVE

1. Visual Works (hierarchy name …
2. sky
3. 1964
4. 1963

WHAT

1. black-and-white film (1)
2. clouds (1)
3. farms (1)
4. fields (land) (1)

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WHERE

1. Westminster, Maryland (1)

WHO

1. Campbell, Sandra L. Still (1)
2. Sandra L. Still Campbell; … (1)

WHEN

1. 1963 - 1964 (1)