Columbia subject headings:
Chemistry, Physical and theoretical--Philosophy.
Chemistry.
Hegel, Georg Wilhelm Friedrich, 1770-1831.
Periodic law.
Harvard subject headings:
Chemistry--Philosophy
Hegel, Georg Wilhelm Friedrich, 1770-1831--Contributions in logic.
Measure theory.
Princeton subject headings:
Chemistry, Physical and theoretical--Philosophy.
Hegel, Georg Wilhelm Friedrich, 1770-1831.
Periodic law.