Please note that Mommsen uses the AUC chronology (Ab Urbe Condita), i.e. from the founding of the City of Rome. You can use this reference table to have the B.C. dates
It is easy to understand how under such circumstances civilization
and Romanizing rapidly spread among the natives. These Celts
were not fond of agriculture; but their new masters compelled them
to exchange the sword for the plough, and it is very credible
that the embittered resistance of the Allobroges was provoked in part
by some such injunctions. In earlier times Hellenism had also
to a certain degree dominated those regions; the elements
of a higher culture, the stimulus to the cultivation of the vine
and the olive,(8) to the use of writing(9) and to the coining of money,
came to them from Massilia.
9. There was found, for instance, at Vaison in the Vocontian
canton an inscription written in the Celtic language with
the ordinary Greek alphabet. It runs thus: --segouaros ouilloneos
tooutious namausatis eiorou beileisamisosin nemeiton--. The last
word means "holy."