3 surviving letters between Lupus, close friend and Sidonius Apollinaris, spanning c. 466–467.
On account of the little book that you considered to have been sent not so much to you as through you, I received a...
How are your Nitiobroges and Vesunnici [the peoples of Agen and Perigueux] — between whom there is always a holy...
To the Lord Bishop Lupus [Lupus of Troyes].