Columbia subject headings:
Chemistry--Philosophy.
Hegel, Georg Wilhelm Friedrich, 1770-1831.
Hegel, Georg Wilhelm Friedrich, 1770-1831. Naturphilosophie.
Logic.
Philosophy of nature.
Harvard subject headings:
Chemistry--Philosophy
Hegel, Georg Wilhelm Friedrich, 1770-1831--Contributions in logic.
Hegel, Georg Wilhelm Friedrich, 1770-1831. Naturphilosophie.
Philosophy of nature
Princeton subject headings:
Chemistry--Philosophy.
Hegel, Georg Wilhelm Friedrich, 1770-1831--Contributions in logic.
Hegel, Georg Wilhelm Friedrich, 1770-1831. Naturphilosophie.
Philosophy of nature.