ante diem xvii kalendas decembres

ludi Plebeii (day 12) -- the Jupiterfest goes on and on and on ...

305 A.D. -- martyrdom of Gurias

1907 -- birth of Nicholas G.L. Hammond (The Genius of Alexander the Great, among others)


[for the record, I don't believe today is the day for the festival of Feronia, as attested on several other sites (not sure which came first, but Wikipedia is among them ... Feronia's festival was on the thirteenth; I suspect this is one of those 'Ides' confusion things]