Mr. Johnson's routes shown in red. Trade routes, routes of other expeditions, and routes toward adjacent territories are shown. Approximate territories of indigenous groups are shown. "Names not found in Mr. Johnson's Maps or Notes nor in Mr. Janson's journal, in hair line." Relief shown by hachures and spot heights. From: Proceedings of the Royal Geographical Society and monthly record of geography. Vol. 4 (1882), no. 8, pp. 480-4; held in Firestone Library. Call number: G7 .J6873