Columbia subject headings:
Roerich, Nicholas, 1874-1947--In mass media.
Roerich, Nicholas, 1874-1947--Public opinion.
Roerich, Nicholas, 1874-1947.
Harvard subject headings:
Roerich, Nicholas, 1874-1947--Criticism and interpretation.
Roerich, Nicholas, 1874-1947--In mass media.
Roerich, Nicholas, 1874-1947--Written works.
Princeton subject headings:
Roerich, Nicholas, 1874-1947--In mass media.
Roerich, Nicholas, 1874-1947--Public opinion.
Roerich, Nicholas, 1874-1947.