4 surviving letters between Decimus Magnus Ausonius and Theon of Medoc, spanning 390 AD.
“AUSONIUS TO THEON I, Ausonius, whose schoolmaster's rod the sceptres now revere [as tutor to the emperor Gratian], bid …”
“AUSONIUS TO THEON, WHEN THEON HAD SENT HIM THIRTY OYSTERS — large ones, to be sure, but so very few.”
“Ausonius to Theon Ausonius sends greeting to Theon, who is dear to me, setting out in verses what I wish and what I lament.”
“AUSONIUS TO THEON I, Ausonius the consul, return the greeting of Theon the poet.”