Columbia subject headings:
Ross, Martin, 1862-1915.
Somerville, E. Œ. (Edith Œnone), 1858-1949.
Harvard subject headings:
Authorship--Collaboration--History--19th century
Ireland--In literature.
Ross, Martin, 1862-1915--Criticism and interpretation.
Somerville, E. Œ. (Edith Œnone), 1858-1949--Criticism and interpretation.
Princeton subject headings:
Authorship--Collaboration--History--19th century.
Ireland--In literature.
Ross, Martin, 1862-1915--Criticism and interpretation.
Somerville, E. Œ. (Edith Œnone), 1858-1949--Criticism and interpretation.
Women and literature--Ireland--History--19th century.