Columbia subject headings:
Harvard subject headings:
Authors, English--20th century--Correspondence
Baring, Maurice, 1874-1945--Correspondence.
Duff, Juliet, Lady, 1881-1965.
World War, 1914-1918--Personal narratives, English
Princeton subject headings:
Bering, Maurice, 1874-1945--Correspondence.
Duff, Juliet, Lady.