REMOVE

1. trains (vehicle groupings)
2. 1930-1931
3. 1931
4. 1930

WHAT

1. Visual works (hierarchy n … (1)
2. figures (representations) (1)
3. oil paint (paint) (1)
4. railroad stations (1)
5. railroad yards (1)

WHERE

1. Killam, Alberta, Canada (1)

WHO

1. Still, Clyfford (1)

WHEN

1. Regionalist (American Sce … (1)