Albert Harkness

Map of the two possible routes for the Helvetii's migration (Caesar's Gallic War 1.6). From Albert Harkness, Caesar’s Commentaries on the Gallic War (New York: D. Appleton and Company, 1883), p. 175. 

Map of Labienus' journey to Lutetia where he fought Camulogenus (Caesar's Gallic War 7.57). From Albert Harkness, Caesar’s Commentaries on the Gallic War (New York: D. Appleton and Company, 1883), p. 150. 

Map of the expedition against the seafaring Veneti (Caesar's Gallic War 3.8-15). From Albert Harkness, Caesar’s Commentaries on the Gallic War (New York: D. Appleton and Company, 1883), p. 48.