Columbia subject headings:
Artists--Ireland--Correspondence.
Yeats, Jack B. (Jack Butler), 1871-1957--Correspondence.
Yeats, Jack B. (Jack Butler), 1871-1957--Criticism and interpretation.
Yeats, John Butler, 1839-1922--Correspondence.
Harvard subject headings:
Artists--Ireland--Correspondence.
Yeats, Jack B. (Jack Butler), 1871-1957--Correspondence.
Yeats, Jack B. (Jack Butler), 1871-1957--Criticism and interpretation.
Yeats, John Butler, 1839-1922--Correspondence.
Princeton subject headings:
Artists--Ireland--Correspondence.
Personal correspondence.
Poets, Irish--20th century--Correspondence.
Yeats, Jack B. (Jack Butler), 1871-1957--Correspondence.
Yeats, Jack B. (Jack Butler), 1871-1957--Criticism and interpretation.
Yeats, John Butler, 1839-1922--Correspondence.