Note 3645 — THE JULIAN CALENDAR AND THE CHRONOLOGY OF CAESAR’S INVASIONS OF BRITAIN
Reading edition
See O. E. Schmidt, Der Briefwechsel des M. Tullius Cicero, pp. 201-5, 378-9. The distance from Placentia to Rome via Luca was 378 miles, via Ariminum 403. See Itin. Ant., ed. Wesseling, pp. 124-7, 284, 287-8.