REMOVE

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

WHAT

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

WHERE

1. Killam, Alberta, Canada (1)

WHO

1. Still, Clyfford (1)

WHEN

1. 1930 (1)
2. Regionalist (American Sce … (1)