Columbia subject headings:
Liberalism--Ulster (Northern Ireland and Ireland)--History--18th century.
Liberalism--Ulster (Northern Ireland and Ireland)--History--19th century.
Ulster (Northern Ireland and Ireland)--Politics and government--18th century.
Ulster (Northern Ireland and Ireland)--Politics and government--19th century.
Harvard subject headings:
Liberalism--Ulster (Northern Ireland and Ireland)--History--18th century.
Liberalism--Ulster (Northern Ireland and Ireland)--History--19th century.
Ulster (Northern Ireland and Ireland)--Politics and government--18th century.
Ulster (Northern Ireland and Ireland)--Politics and government--19th century.
Princeton subject headings:
Liberalism--Ulster (Northern Ireland and Ireland)--History--18th century.
Liberalism--Ulster (Northern Ireland and Ireland)--History--19th century.
Ulster (Northern Ireland and Ireland)--Politics and government--18th century.
Ulster (Northern Ireland and Ireland)--Politics and government--19th century.