ante diem iv idus quinctilias

ludi Apollinares (day 7) -- games instituted in 212 B.C. after consulting the Sybilline books during a particularly bad stretch in the Punic Wars; four years later they became an annual festival in honour of Apollo

100 B.C. (?) -- birth of G. Julius Caesar

67 A.D. -- martyrdom of Paulinus of Antioch

1536 -- death of Erasmus

1922 -- birth of Michael Ventris, who would decipher Linear B