PL 54 · cols. 477–522
Sermones S. Leoni Magno attributi (Appendix ad primam partem operum S. Leonis Magni), I-XX
Twenty sermons that manuscripts or editions ascribe to Leo the Great and the Ballerini judge not his, among them the tract against the errors of Eutyches, with the editors' admonitions and notes, in Latin.
Migne Reading Room