Columbia subject headings:
Ireland--History--Famine, 1845-1852.
Ulster (Northern Ireland and Ireland)--History--Famine, 1845-1852.
Harvard subject headings:
Famines--Ulster (Northern Ireland and Ireland)--History--19th century.
Ireland--History--Famine, 1845-1852.
Ulster (Northern Ireland and Ireland)--History.
Princeton subject headings:
Famines--Ulster (Northern Ireland and Ireland)--History--19th century.
Ireland--History--Famine, 1845-1852.
Ulster (Northern Ireland and Ireland)--History.