Columbia subject headings:
Anaxagoras.
Anaximander.
Astronomy, Ancient--History.
Cosmology, Ancient--History.
Heraclides, Ponticus, approximately 390 B.C.-310 B.C.
Thales, approximately 634 B.C.-approximately 546 B.C.
Harvard subject headings:
Anaxagoras
Anaximander
Astronomy, Ancient--History.
Cosmology, Ancient--History.
Heraclides, Ponticus, approximately 390 B.C.-310 B.C.
Thales, approximately 634 B.C.-approximately 546 B.C.
Princeton subject headings:
Anaxagoras.
Anaximander.
Astronomy, Ancient--History.
Cosmology, Ancient--History.
Heraclides, Ponticus, approximately 390 B.C.-310 B.C.
Thales, approximately 634 B.C.-approximately 546 B.C.