Columbia subject headings:
Harvard subject headings:
Educational change--Belgium--History--19th century.
Reformers--Belgium--History--19th century.
Social change--Belgium--History--19th century.
Social problems--Belgium--History--19th century.
Social reformers--Belgium--History--19th century.
Princeton subject headings:
Belgium--Social conditions--19th century.
Educational change--Belgium--History--19th century.
Reformers--Belgium--History--19th century.
Social change--Belgium--History--19th century.
Social problems--Belgium--History--19th century.
Social reformers--Belgium--History--19th century.