REMOVE

1. rock
2. trees
3. streets
4. 1920
5. 1940
6. 1964

WHAT

1. Information Forms (hierar … (1)
2. aesthetics (1)
3. art critics (1)
4. graphite pencils (1)
5. ink (1)

WHERE

1. New York, New York (1)

WHO

1. Clyfford Still; Still, Cl … (1)
2. Still, Clyfford (1)

WHEN

1. 1946 (1)
2. 1946 February 28 (1)