Columbia subject headings:
Roerich, Nicholas, 1874-1947--In literature.
Harvard subject headings:
Roerich, Nicholas, 1874-1947 in fiction, drama, poetry, etc.
Roerich, Nicholas, 1874-1947--Fiction.
Roerich, Nicholas, 1874-1947--Poetry.
Princeton subject headings:
Fiction.
Roerich, Nicholas, 1874-1947--Criticism and interpretation.
Roerich, Nicholas, 1874-1947--Fiction.