Columbia subject headings:
Cladel, Léon, 1835-1892--Correspondence.
Huysmans, J.-K. (Joris-Karl), 1848-1907--Correspondence.
Novelists, French--19th century--Correspondence.
Harvard subject headings:
Cladel, Léon, 1835-1892--Correspondence.
Huysmans, J.-K. (Joris-Karl), 1848-1907--Correspondence.
Novelists, French--19th century--Correspondence.
Princeton subject headings: