Columbia subject headings:
Harvard subject headings:
Hermann, Curt, 1854-1929--Correspondence.
Hermann, Curt, 1854-1929.
Herrmann, Curt, 1854-1929--Correspondence.
Herrmann, Curt, 1854-1929--Criticism and interpretation.
Painters--Germany--Correspondence.
Princeton subject headings:
Hermann, Curt, 1854-1929--Correspondence.
Hermann, Curt, 1854-1929.
Painters--Germany--Correspondence.