Scarce map of the Territory of Montana, hand colored by county. Shows cities, towns, rivers etc. Massive Indian Reservations dominate the entire territory, including Grove Ventre, Piegan, Blood, Blackfeet, River Crow, and Flathead, among others. Small Cheyenne resevation also shown in Custer County. Many early roads and forts shown. An interesting and rare early map of Montana. One of the largest format maps of the Territory.