REMOVE

1. trees
2. highways
3. farms
4. streams (riverine bodies of …

WHAT

1. Visual Works (hierarchy n … (1)
2. clouds (1)
3. color film (film) (1)
4. exterior views (1)

More 

WHERE

1. Carroll County, Maryland (1)
2. Maryland Route 84 (state … (1)
3. New Windsor, Maryland (1)
4. Nicodemus Road, Carroll C … (1)
5. Union Bridge, Maryland (1)

More 

WHO

1. Still, Patricia (1)

WHEN

1. 1968 (1)
2. circa 1968 November (1)