Columbia subject headings:
Bergson, Henri, 1859-1941. Evolution créatrice--Congresses.
Evolution--Congresses.
Imagination (Philosophy)--Congresses.
Life--Congresses.
Metaphysics--Congresses.
Harvard subject headings:
Bergson, Henri, 1859-1941. Evolution créatrice--Congresses.
Evolution--Congresses
Imagination (Philosophy)--Congresses.
Life--Congresses
Metaphysics--Congresses
Princeton subject headings:
Bergson, Henri, 1859-1941. Evolution créatrice--Congresses.
Evolution--Congresses.
Imagination (Philosophy)--Congresses.
Life--Congresses.
Metaphysics--Congresses.