Columbia subject headings:
Harvard subject headings:
Ishikawa-ken (Japan)--History.
Labor unions--Japan--Ishikawa-ken--History.
Socialism--Japan--Ishikawa-ken.
Working class--Political activity--Japan--Ishikawa-ken--History.
Princeton subject headings:
Ishikawa-ken (Japan)--History.
Labor unions--Japan--Ishikawa-ken--History.
Socialism--Japan--Ishikawa-ken--History.
Working class--Japan--Ishikawa-ken--Political activity--History.