Map: Campaign of 58 BC by Greenough, D'ooge, and Daniell

Map of the arena of Caesar's campaign of 58 BC, during which he stopped the Helvetian migration and fought Ariovistus (Caesar's Gallic War Book 1). From J.B. Greenough, B.L. D’ooge and M.G. Daniell, Caesar’s Gallic War (Boston: Ginn & Company, 1898), p. 1.