Columbia subject headings:
Poets, English--20th century--Correspondence.
Rosenberg, Isaac, 1890-1918.
Harvard subject headings:
Jewish authors--Great Britain--Correspondence.
Poets, English--20th century--Correspondence
Rosenberg, Isaac, 1890-1918--Correspondence.
Soldiers--Great Britain--Correspondence
Princeton subject headings:
Poets, English--20th century--Correspondence.
Rosenberg, Isaac, 1890-1918--Correspondence.