Pre-Gadsden Purchase Map of North America
Detailed map of North America, showing an early set of territorial configurations.
Massive Utah and New Mexico, pre-dating Nevada and Arizona. Kanzas extends to the Rocky Mountains, pre-dating Colorado. Massive Nebraska Territory includes Montana and Wyoming and part of the Dakotas.
Washington & Oregon extend to the Rocky Mountains.
Adam & Charles Black were among the leading publishers of atlases and travel books in the 19th Century England.