Columbia subject headings:
Art nouveau.
Authors, Austrian--20th century--Correspondence.
Authors, German--20th century--Correspondence.
Hofmannsthal, Hugo von, 1874-1929--Correspondence.
Letter writing--History and criticism.
Rilke, Rainer Maria, 1875-1926--Correspondence.
Harvard subject headings:
Art nouveau
Authors, Austrian--20th century--Correspondence
Authors, Austrian--20th century--Correspondence.
Authors, German--20th century--Correspondence
Authors, German--20th century--Correspondence.
Hofmannsthal, Hugo von, 1874-1929--Correspondence.
Letter writing--History and criticism.
Rilke, Rainer Maria, 1875-1926. Correspondence.
Princeton subject headings:
Art nouveau.
Authors, Austrian--20th century--Correspondence.
Authors, German--20th century--Correspondence.
Hofmannsthal, Hugo von, 1874-1929--Correspondence.
Letter writing--History and criticism.
Rilke, Rainer Maria, 1875-1926. Correspondence.