Columbia subject headings:
Campanella, Tommaso, 1568-1639.
Galilei, Galileo, 1564-1642.
Philosophy and science.
Harvard subject headings:
Campanella, Tommaso, 1568-1639.
Galilei, Galileo, 1564-1642
Philosophy and science--Italy--17th century.
Philosophy, Italian--17th century.
Philosophy, Modern--Italy--17th century.
Princeton subject headings:
Campanella, Tommaso, 1568-1639.
Galilei, Galileo, 1564-1642.
Philosophy and science.