Columbia subject headings:
Harvard subject headings:
Somme, 1st Battle of the, France, 1916--Drama.
Ulster (Northern Ireland and Ireland)--Drama.
Ulster (Northern Ireland and Ireland)--History--Drama.
World War, 1914-1918--Drama
Princeton subject headings:
Drama.
Somme, 1st Battle of the, France, 1916--Drama.
Ulster (Northern Ireland and Ireland)--History--Drama.
World War, 1914-1918--Drama.