Columbia subject headings:
Ireland--Biography--Portraits--Catalogs.
Yeats, John Butler, 1839-1922--Catalogs.
Yeats, Michael B., 1921-2007--Art collections.
Harvard subject headings:
Ireland--Biography--Portraits--Catalogs.
Ireland--Intellectual life--19th century.
Irish language--Revival.
Yeats, John Butler, 1839-1922--Catalogs.
Princeton subject headings:
Yeats, John Butler, 1839-1922.
Yeats, Michael Butler--Art collections.