Thesaurus Linguae Romanae et Britannicae
A famous riner in Italie, which is there named Po, Cato in originibus saith, % the Tuscanes called it Botigó, the Ligurians Botigum. Plinie calleth it Bodincum, that is to say, hauing no bottome, the Greekes call it Eridanus. It commeth out of the hill called Vesulus, whiche is the highest part of the mountaines called Alpes, and runneth by the marches of Liguria, and so passeth vnder the ground and riseth eftsoones in the countrey called Vibonensis, and carieth with him xxx. other riuets into the Venetian sea, named Adriaticum.