Columbia subject headings:
Harvard subject headings:
Hesse, Hermann, 1877-1962--Catalogs.
Hesse, Hermann, 1877-1962--Criticism and interpretation.
Princeton subject headings:
Authors, German--19th century--Correspondence.
Authors, German--20th century--Correspondence.
Hesse, Hermann, 1877-1962. Correspondence.
Painters--Germany.