Columbia subject headings:
Mysticism in literature.
Occultism in literature.
Saint-Pol-Roux, 1861-1940--Criticism and interpretation.
Harvard subject headings:
Mystery in literature.
Saint-Pol-Roux, 1861-1940--Criticism and interpretation.
Princeton subject headings:
Mystery in literature.
Saint-Pol-Roux, 1861-1940--Criticism and interpretation.