Columbia subject headings:
Harvard subject headings:
Chartism--History--Sources.
Great Britain--Politics and government--1837-1901--Sources.
Working class--Great Britain--Political activity--History--19th century--Sources.
Princeton subject headings:
Chartism--History--Sources.
Great Britain--Politics and government--1837-1901--Sources.
Working class--Great Britain--Political activity--History--19th century--Sources.