Columbia subject headings:
Eulenberg, Herbert, 1876-1949--Correspondence.
Eulenberg, Herbert, 1876-1949.
Harvard subject headings:
Eulenberg, Herbert, 1876-1949
Eulenberg, Herbert, 1876-1949--Correspondence.
Princeton subject headings:
Eulenberg, Herbert, 1876-1949--Correspondence.
Eulenberg, Herbert, 1876-1949.
Fiction.