Columbia subject headings:
Chartism.
Working class--Great Britain--History--19th century.
Working class--Political activity--Great Britain--History--19th century.
Harvard subject headings:
Chartism.
Working class--Great Britain--History--19th century
Working class--Great Britain--Political activity--History--19th century.
Working class--Political activity--Great Britain--History--19th century.
Princeton subject headings:
Chartism.
Labor movement--Great Britain--History--19th century.
Working class--Great Britain--Political activity--History--19th century.