REMOVE

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

WHAT

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

More 

WHERE

1. Westminster, Maryland (1)

WHO

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

WHEN

1. 1963 - 1964 (1)