Ab urbe condita
Titus Livius (Livy)
Livy. History of Rome, Volumes 1-2. Roberts, Canon, Rev, translator. London, New York: J. M. Dent and Sons; E. P. Dutton and Co., 1912.
The campaign in Etruria fell to the consul T. Manlius. He had scarcely entered the hostile territory when, as he was wheeling his horse round in some cavalry exercises, he was flung off and almost killed on the spot.