935-1027 centralamerica codexnuttall eightwind england escritura ethnohistory facsimiles history indian indiansofmexico indiosdemʹexico kingsandrulers languages london manuscripts manuscritosmixtecos mayan mayanlanguages mayas mexican mexican(pre-columbian) mexico mixtec mixtecanlanguages mixtecindians mixtecmanuscripts mixtecos(indios) méxico nahuatllanguage names nasality phonology pictografía picture-writing politicsandgovernment religion religión sanjuancoatzospan textos vowelgradation wars writing zapoteclanguage