Columbia subject headings:
Descartes, René, 1596-1650.
Matter--Philosophy.
Metaphysics.
Philosophy.
Physics--Philosophy.
Religion--Philosophy.
Harvard subject headings:
Descartes, René, 1596-1650--Knowledge--Science.
Descartes, René, 1596-1650.
Matter--Philosophy
Metaphysics
Philosophy
Physics--Philosophy
Religion--Philosophy
Science--Philosophy--History--17th century
Princeton subject headings:
Descartes, René, 1596-1650--Knowledge--Science.
Descartes, René, 1596-1650.
Science--Philosophy--History--17th century.