4 surviving letters between Cassiodorus and Osuin, a Man, spanning c. 522–522.
VARIAE, BOOK 1, LETTER 40
Although your own good judgment should be enough to provide assistance to those assigned to public duty, our...
King Theodoric to Osuin, Vir Illustris [Most Illustrious], Count.
VARIAE, BOOK 9, LETTER 8