Louis, Arkansas and Lawrence. Includes: mythical rivers of the west, flowing from the Salt Lake Region to the Pacific; Texas is named; excellent post-Lewis & Clark details west of the Missouri; a fascinating conjectural connection of the Yellowstone River to the Columbia River (showing a potential water course from the Missouri to the Pacific Ocean); many Indian Tribes named. This map originates from’Atlas pour Servir a l’Intelligence de l’Histoire Generale des Voyages, de Laharpe’ by A. Sheet size: 58 x 44 cm. Excellent condition: original colour, folds as issued.