REMOVE

1. Visual Works (hierarchy name …
2. shipyards
3. 1929

WHAT

1. Visual Works (hierarchy n … (1)
2. boats (1)
3. machinery (1)
4. ships (1)

WHO

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

WHEN

1. 1925 (1)
2. between 1925 and 1929 (1)