Campaign Map for Book 4 by Arthur Tappan Walker

Map of the arena of the first expedition to Britain and a campaign against the Germans (Caesar's Gallic War Book 4). Brown shows territory that was already under Roman control when Caesar received the province, red states that Caesar conquered, and blue state that submitted to Caesar without fighting. From Arthur Tappan Walker, Caesar's Gallic War (Chicago: Scott, Foresman and Co. 1907), p. 254.