Columbia subject headings:
Bloch, Ernst, 1885-1977.
Schelling, Friedrich Wilhelm Joseph von, 1775-1854--Influence.
Harvard subject headings:
Bloch, Ernst, 1885-1977
Schelling, Friedrich Wilhelm Joseph von, 1775-1854--Influence.
Princeton subject headings:
Bloch, Ernst, 1885-1977.
Ontology.
Schelling, Friedrich Wilhelm Joseph von, 1775-1854--Influence.