Columbia subject headings:
Ireland--History--Easter Rising, 1916--Anniversaries, etc.
Ireland--History--Easter Rising, 1916--Drama.
Revolutionaries--Ireland--Drama.
Harvard subject headings:
Ireland--History--Easter Rising, 1916--Anniversaries, etc.
Ireland--History--Easter Rising, 1916--Drama.
Revolutionaries--Ireland--Drama.
Princeton subject headings:
Drama.
Ireland--History--Easter Rising, 1916--Drama.