Columbia subject headings:
Harvard subject headings:
Bloch, Ernst, 1885-1977
Eschatology--History of doctrines--20th century.
Tillich, Paul, 1886-1965
Utopias.
Princeton subject headings:
Bloch, Ernst, 1885-1977.
Eschatology--History of doctrines--20th century.
Tillich, Paul, 1886-1965.
Utopias.