Columbia subject headings:
Authors, French--20th century--Correspondence.
Louÿs, Pierre, 1870-1925--Correspondence.
Régnier, Henri de, 1864-1936--Correspondence.
Harvard subject headings:
Authors, French--19th century--Correspondence
Authors, French--20th century--Correspondence
Louÿs, Pierre, 1870-1925--Correspondence.
Régnier, Henri de, 1864-1936--Correspondence.
Princeton subject headings:
Authors, French--19th century--Correspondence.
Authors, French--20th century--Correspondence.
Louÿs, Pierre, 1870-1925--Correspondence.
Régnier, Henri de, 1864-1936--Correspondence.