Columbia subject headings:
Ireland--History--1649-1775.
Simms, J. G. (John Gerald), 1904-1979.
Harvard subject headings:
Ireland--History--1649-1775.
Simms, J. G. (John Gerald), 1904-1979.
Princeton subject headings:
Ireland--History--1649-1775.
Simms, J. G. (John Gerald), 1904-1979.