REMOVE

1. machinery
2. Gettysburg, Pennsylvania
3. Still, Patricia
4. 1975

WHAT

1. Visual Works (hierarchy n … (1)
2. autumn (1)
3. clocks (1)
4. color film (film) (1)

WHERE

1. Carroll County, Maryland (1)

WHO

1. Still, Clyfford (1)

WHEN

1. 1975 November (1)