Columbia subject headings:
Industrial revolution--Scotland.
Labor--Scotland--History.
Scotland--Economic conditions.
Scotland--Social conditions.
Working class--Scotland--History.
Harvard subject headings:
Industrial revolution--Scotland.
Labor--Scotland--History.
Scotland--Economic conditions.
Scotland--Social conditions.
Working class--Scotland--History.
Princeton subject headings:
Industrialization--Scotland.
Scotland--History--19th century.
Scotland--History--20th century.
Scotland--Social conditions.
Working class--Scotland--History.
Working class--Scotland--Political activity.