Note 9 — Chapter I

What we learn from Dio, lv. 10, partly confirmed by Tacitus, Ann. iv. 44, cannot be apprehended otherwise. Noricum and Raetia must have been put under this governor as an exceptional measure, or the course of operations induced him to pass beyond the limit of his governorship. The assumption that he marched through Bohemia itself, which would involve still greater difficulties, is not required by the narrative.