This layer is a georeferenced raster image of the historic paper map entitled: Mapa de los Estados Unidos de Méjico :segun lo organizado y definido por las varias actas del congreso de dicha Républica y construido por las mejores autoridades. It was published by J. Disturnell in 1847. Scale ca. 1:4,435,200. Map in Spanish. The image inside the map neatline is georeferenced to the surface of the earth and fit to the North America Albers Equal Area Conic projection coordinate system. All map collar and inset information is also available as part of the raster image, including any inset maps, profiles, statistical tables, directories, text, illustrations, index maps, legends, or other information associated with the principal map. This map shows features such as roads, wagon roads, railroads, wetlands, drainage, cities and other human settlements, territorial boundaries, elevation, shoreline features, and more. Relief shown by hachures. Includes also names of tribes, land exploration notes in Spanish and English, Mexican coat of arms, battle routes, and inset maps and notes describing geographic information and historical events, including those of the Mexican War. This layer is part of a selection of digitally scanned and georeferenced historic maps from the Harvard Map Collection. These maps typically portray both natural and manmade features. The selection represents a range of originators, ground condition dates, scales, and map purposes.