Detailed map of North America. Shows Mexico immediately after its Independence from Spain, extending northward to include all of Upper California and Texas. While many place names appear in Texas, there is no sign of Austin's Colony. A mythical pair of rivers flow from the Pacific Ocean to the two Salt Lakes in Utah. 54-40 or fight Oregon Territorial Border. Alaska is Russian America. Excellent post-Lewis & Clark/pre-Fremont details throughout the west.